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Finding the Fourth Proportional to 104,691.88, 144,460.76 and 62,234.92

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Solution

The fourth proportional to 104,691.88, 144,460.76 and 62,234.92 is: 85,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,691.88 : 144,460.76 = 62,234.92 : x
  2. Step 2: Convert to fraction form
    104,691.88/144,460.76 = 62,234.92/x
  3. Step 3: Cross multiply
    104,691.88x = 144,460.76 × 62,234.92
  4. Step 4: Simplify right side
    104,691.88x = 8,990,503,841.74
  5. Step 5: Solve for x
    x = 8,990,503,841.74/104,691.88
  6. Step 6: Final answer
    x = 85,875.85

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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.