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Finding the Fourth Proportional to 59,517,809.80, 89,276,714.70 and 25,505,585.80

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Solution

The fourth proportional to 59,517,809.80, 89,276,714.70 and 25,505,585.80 is: 38,258,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,517,809.80 : 89,276,714.70 = 25,505,585.80 : x
  2. Step 2: Convert to fraction form
    59,517,809.80/89,276,714.70 = 25,505,585.80/x
  3. Step 3: Cross multiply
    59,517,809.80x = 89,276,714.70 × 25,505,585.80
  4. Step 4: Simplify right side
    59,517,809.80x = 2,277,054,906,722,971.50
  5. Step 5: Solve for x
    x = 2,277,054,906,722,971.50/59,517,809.80
  6. Step 6: Final answer
    x = 38,258,378.70

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.