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Finding the Fourth Proportional to 67,757.38, 93,520.74 and 45,097.34

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Solution

The fourth proportional to 67,757.38, 93,520.74 and 45,097.34 is: 62,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,757.38 : 93,520.74 = 45,097.34 : x
  2. Step 2: Convert to fraction form
    67,757.38/93,520.74 = 45,097.34/x
  3. Step 3: Cross multiply
    67,757.38x = 93,520.74 × 45,097.34
  4. Step 4: Simplify right side
    67,757.38x = 4,217,536,608.83
  5. Step 5: Solve for x
    x = 4,217,536,608.83/67,757.38
  6. Step 6: Final answer
    x = 62,244.68

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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.