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Finding the Fourth Proportional to 48,355.03, 66,728.87 and 26,843.54

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Solution

The fourth proportional to 48,355.03, 66,728.87 and 26,843.54 is: 37,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,355.03 : 66,728.87 = 26,843.54 : x
  2. Step 2: Convert to fraction form
    48,355.03/66,728.87 = 26,843.54/x
  3. Step 3: Cross multiply
    48,355.03x = 66,728.87 × 26,843.54
  4. Step 4: Simplify right side
    48,355.03x = 1,791,238,824.46
  5. Step 5: Solve for x
    x = 1,791,238,824.46/48,355.03
  6. Step 6: Final answer
    x = 37,043.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.