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Finding the Fourth Proportional to 60,885.80, 91,330.68 and 16,512.44

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Solution

The fourth proportional to 60,885.80, 91,330.68 and 16,512.44 is: 24,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,885.80 : 91,330.68 = 16,512.44 : x
  2. Step 2: Convert to fraction form
    60,885.80/91,330.68 = 16,512.44/x
  3. Step 3: Cross multiply
    60,885.80x = 91,330.68 × 16,512.44
  4. Step 4: Simplify right side
    60,885.80x = 1,508,092,373.66
  5. Step 5: Solve for x
    x = 1,508,092,373.66/60,885.80
  6. Step 6: Final answer
    x = 24,769.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.