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Finding the Fourth Proportional to 234,762.08, 352,105.52 and 74,817.24

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Solution

The fourth proportional to 234,762.08, 352,105.52 and 74,817.24 is: 112,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,762.08 : 352,105.52 = 74,817.24 : x
  2. Step 2: Convert to fraction form
    234,762.08/352,105.52 = 74,817.24/x
  3. Step 3: Cross multiply
    234,762.08x = 352,105.52 × 74,817.24
  4. Step 4: Simplify right side
    234,762.08x = 26,343,563,195.16
  5. Step 5: Solve for x
    x = 26,343,563,195.16/234,762.08
  6. Step 6: Final answer
    x = 112,213.88

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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.