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Finding the Fourth Proportional to 24,481.88, 36,726.96 and 8,470.70

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Solution

The fourth proportional to 24,481.88, 36,726.96 and 8,470.70 is: 12,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,481.88 : 36,726.96 = 8,470.70 : x
  2. Step 2: Convert to fraction form
    24,481.88/36,726.96 = 8,470.70/x
  3. Step 3: Cross multiply
    24,481.88x = 36,726.96 × 8,470.70
  4. Step 4: Simplify right side
    24,481.88x = 311,103,060.07
  5. Step 5: Solve for x
    x = 311,103,060.07/24,481.88
  6. Step 6: Final answer
    x = 12,707.48

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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.