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Finding the Fourth Proportional to 162,481.43, 224,220.18 and 89,882.43

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Solution

The fourth proportional to 162,481.43, 224,220.18 and 89,882.43 is: 124,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,481.43 : 224,220.18 = 89,882.43 : x
  2. Step 2: Convert to fraction form
    162,481.43/224,220.18 = 89,882.43/x
  3. Step 3: Cross multiply
    162,481.43x = 224,220.18 × 89,882.43
  4. Step 4: Simplify right side
    162,481.43x = 20,153,455,263.15
  5. Step 5: Solve for x
    x = 20,153,455,263.15/162,481.43
  6. Step 6: Final answer
    x = 124,035.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.