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Finding the Fourth Proportional to 41,572.80, 62,359.44 and 10,408.08

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Solution

The fourth proportional to 41,572.80, 62,359.44 and 10,408.08 is: 15,612.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,572.80 : 62,359.44 = 10,408.08 : x
  2. Step 2: Convert to fraction form
    41,572.80/62,359.44 = 10,408.08/x
  3. Step 3: Cross multiply
    41,572.80x = 62,359.44 × 10,408.08
  4. Step 4: Simplify right side
    41,572.80x = 649,042,040.28
  5. Step 5: Solve for x
    x = 649,042,040.28/41,572.80
  6. Step 6: Final answer
    x = 15,612.18

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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.