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Finding the Fourth Proportional to 124,612.13, 186,918.20 and 37,060.13

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Solution

The fourth proportional to 124,612.13, 186,918.20 and 37,060.13 is: 55,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.13 : 186,918.20 = 37,060.13 : x
  2. Step 2: Convert to fraction form
    124,612.13/186,918.20 = 37,060.13/x
  3. Step 3: Cross multiply
    124,612.13x = 186,918.20 × 37,060.13
  4. Step 4: Simplify right side
    124,612.13x = 6,927,211,671.47
  5. Step 5: Solve for x
    x = 6,927,211,671.47/124,612.13
  6. Step 6: Final answer
    x = 55,590.19

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Similar ratio
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1.5x scale

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.