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Finding the Fourth Proportional to 234,502.53, 351,774.55 and 66,024.30

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Solution

The fourth proportional to 234,502.53, 351,774.55 and 66,024.30 is: 99,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,502.53 : 351,774.55 = 66,024.30 : x
  2. Step 2: Convert to fraction form
    234,502.53/351,774.55 = 66,024.30/x
  3. Step 3: Cross multiply
    234,502.53x = 351,774.55 × 66,024.30
  4. Step 4: Simplify right side
    234,502.53x = 23,225,667,473.13
  5. Step 5: Solve for x
    x = 23,225,667,473.13/234,502.53
  6. Step 6: Final answer
    x = 99,042.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.