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Finding the Fourth Proportional to 124,052.62, 171,191.01 and 67,462.78

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Solution

The fourth proportional to 124,052.62, 171,191.01 and 67,462.78 is: 93,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,052.62 : 171,191.01 = 67,462.78 : x
  2. Step 2: Convert to fraction form
    124,052.62/171,191.01 = 67,462.78/x
  3. Step 3: Cross multiply
    124,052.62x = 171,191.01 × 67,462.78
  4. Step 4: Simplify right side
    124,052.62x = 11,549,021,445.61
  5. Step 5: Solve for x
    x = 11,549,021,445.61/124,052.62
  6. Step 6: Final answer
    x = 93,097.76

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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.