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Finding the Fourth Proportional to 24,102.77, 36,148.68 and 8,520.39

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Solution

The fourth proportional to 24,102.77, 36,148.68 and 8,520.39 is: 12,778.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,102.77 : 36,148.68 = 8,520.39 : x
  2. Step 2: Convert to fraction form
    24,102.77/36,148.68 = 8,520.39/x
  3. Step 3: Cross multiply
    24,102.77x = 36,148.68 × 8,520.39
  4. Step 4: Simplify right side
    24,102.77x = 308,000,851.59
  5. Step 5: Solve for x
    x = 308,000,851.59/24,102.77
  6. Step 6: Final answer
    x = 12,778.65

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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.