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Finding the Fourth Proportional to 162,487.95, 224,229.19 and 89,893.57

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Solution

The fourth proportional to 162,487.95, 224,229.19 and 89,893.57 is: 124,050.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,487.95 : 224,229.19 = 89,893.57 : x
  2. Step 2: Convert to fraction form
    162,487.95/224,229.19 = 89,893.57/x
  3. Step 3: Cross multiply
    162,487.95x = 224,229.19 × 89,893.57
  4. Step 4: Simplify right side
    162,487.95x = 20,156,762,387.31
  5. Step 5: Solve for x
    x = 20,156,762,387.31/162,487.95
  6. Step 6: Final answer
    x = 124,050.81

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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.