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Finding the Fourth Proportional to 150,543.71, 225,793.61 and 43,899.03

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Solution

The fourth proportional to 150,543.71, 225,793.61 and 43,899.03 is: 65,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,543.71 : 225,793.61 = 43,899.03 : x
  2. Step 2: Convert to fraction form
    150,543.71/225,793.61 = 43,899.03/x
  3. Step 3: Cross multiply
    150,543.71x = 225,793.61 × 43,899.03
  4. Step 4: Simplify right side
    150,543.71x = 9,912,120,459.20
  5. Step 5: Solve for x
    x = 9,912,120,459.20/150,543.71
  6. Step 6: Final answer
    x = 65,842.14

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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.