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Finding the Fourth Proportional to 119,607, 165,065.24 and 65,892.12

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Solution

The fourth proportional to 119,607, 165,065.24 and 65,892.12 is: 90,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,607 : 165,065.24 = 65,892.12 : x
  2. Step 2: Convert to fraction form
    119,607/165,065.24 = 65,892.12/x
  3. Step 3: Cross multiply
    119,607x = 165,065.24 × 65,892.12
  4. Step 4: Simplify right side
    119,607x = 10,876,498,601.91
  5. Step 5: Solve for x
    x = 10,876,498,601.91/119,607
  6. Step 6: Final answer
    x = 90,935.30

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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.