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Finding the Fourth Proportional to 67,489.96, 93,244.62 and 57,523.72

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Solution

The fourth proportional to 67,489.96, 93,244.62 and 57,523.72 is: 79,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,489.96 : 93,244.62 = 57,523.72 : x
  2. Step 2: Convert to fraction form
    67,489.96/93,244.62 = 57,523.72/x
  3. Step 3: Cross multiply
    67,489.96x = 93,244.62 × 57,523.72
  4. Step 4: Simplify right side
    67,489.96x = 5,363,777,412.39
  5. Step 5: Solve for x
    x = 5,363,777,412.39/67,489.96
  6. Step 6: Final answer
    x = 79,475.19

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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.