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Finding the Fourth Proportional to 113,155.52, 156,159.56 and 62,854.52

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Solution

The fourth proportional to 113,155.52, 156,159.56 and 62,854.52 is: 86,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,155.52 : 156,159.56 = 62,854.52 : x
  2. Step 2: Convert to fraction form
    113,155.52/156,159.56 = 62,854.52/x
  3. Step 3: Cross multiply
    113,155.52x = 156,159.56 × 62,854.52
  4. Step 4: Simplify right side
    113,155.52x = 9,815,334,187.21
  5. Step 5: Solve for x
    x = 9,815,334,187.21/113,155.52
  6. Step 6: Final answer
    x = 86,741.98

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