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Finding the Fourth Proportional to 24,672.30, 37,008.45 and 20,769.90

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Solution

The fourth proportional to 24,672.30, 37,008.45 and 20,769.90 is: 31,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,672.30 : 37,008.45 = 20,769.90 : x
  2. Step 2: Convert to fraction form
    24,672.30/37,008.45 = 20,769.90/x
  3. Step 3: Cross multiply
    24,672.30x = 37,008.45 × 20,769.90
  4. Step 4: Simplify right side
    24,672.30x = 768,661,805.66
  5. Step 5: Solve for x
    x = 768,661,805.66/24,672.30
  6. Step 6: Final answer
    x = 31,154.85

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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.