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Finding the Fourth Proportional to 74,355.12, 110,997.84 and 63,710.52

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Solution

The fourth proportional to 74,355.12, 110,997.84 and 63,710.52 is: 95,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,355.12 : 110,997.84 = 63,710.52 : x
  2. Step 2: Convert to fraction form
    74,355.12/110,997.84 = 63,710.52/x
  3. Step 3: Cross multiply
    74,355.12x = 110,997.84 × 63,710.52
  4. Step 4: Simplify right side
    74,355.12x = 7,071,730,105.28
  5. Step 5: Solve for x
    x = 7,071,730,105.28/74,355.12
  6. Step 6: Final answer
    x = 95,107.51

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.