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Finding the Fourth Proportional to 24,587.55, 36,838.80 and 11,412.90

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Solution

The fourth proportional to 24,587.55, 36,838.80 and 11,412.90 is: 17,099.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,587.55 : 36,838.80 = 11,412.90 : x
  2. Step 2: Convert to fraction form
    24,587.55/36,838.80 = 11,412.90/x
  3. Step 3: Cross multiply
    24,587.55x = 36,838.80 × 11,412.90
  4. Step 4: Simplify right side
    24,587.55x = 420,437,540.52
  5. Step 5: Solve for x
    x = 420,437,540.52/24,587.55
  6. Step 6: Final answer
    x = 17,099.61

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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.