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Finding the Fourth Proportional to 24,480.56, 36,711.12 and 8,889.68

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Solution

The fourth proportional to 24,480.56, 36,711.12 and 8,889.68 is: 13,330.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,480.56 : 36,711.12 = 8,889.68 : x
  2. Step 2: Convert to fraction form
    24,480.56/36,711.12 = 8,889.68/x
  3. Step 3: Cross multiply
    24,480.56x = 36,711.12 × 8,889.68
  4. Step 4: Simplify right side
    24,480.56x = 326,350,109.24
  5. Step 5: Solve for x
    x = 326,350,109.24/24,480.56
  6. Step 6: Final answer
    x = 13,330.99

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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.