Home / 234,875.20-352,324.65-66,407.62

Finding the Fourth Proportional to 234,875.20, 352,324.65 and 66,407.62

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Solution

The fourth proportional to 234,875.20, 352,324.65 and 66,407.62 is: 99,614.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,875.20 : 352,324.65 = 66,407.62 : x
  2. Step 2: Convert to fraction form
    234,875.20/352,324.65 = 66,407.62/x
  3. Step 3: Cross multiply
    234,875.20x = 352,324.65 × 66,407.62
  4. Step 4: Simplify right side
    234,875.20x = 23,397,041,473.83
  5. Step 5: Solve for x
    x = 23,397,041,473.83/234,875.20
  6. Step 6: Final answer
    x = 99,614.78

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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.