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Finding the Fourth Proportional to 62,551.96, 86,331.78 and 35,695.60

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Solution

The fourth proportional to 62,551.96, 86,331.78 and 35,695.60 is: 49,265.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,551.96 : 86,331.78 = 35,695.60 : x
  2. Step 2: Convert to fraction form
    62,551.96/86,331.78 = 35,695.60/x
  3. Step 3: Cross multiply
    62,551.96x = 86,331.78 × 35,695.60
  4. Step 4: Simplify right side
    62,551.96x = 3,081,664,686.17
  5. Step 5: Solve for x
    x = 3,081,664,686.17/62,551.96
  6. Step 6: Final answer
    x = 49,265.68

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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.