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Finding the Fourth Proportional to 41,104.80, 61,657.20 and 14,812.20

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Solution

The fourth proportional to 41,104.80, 61,657.20 and 14,812.20 is: 22,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,104.80 : 61,657.20 = 14,812.20 : x
  2. Step 2: Convert to fraction form
    41,104.80/61,657.20 = 14,812.20/x
  3. Step 3: Cross multiply
    41,104.80x = 61,657.20 × 14,812.20
  4. Step 4: Simplify right side
    41,104.80x = 913,278,777.84
  5. Step 5: Solve for x
    x = 913,278,777.84/41,104.80
  6. Step 6: Final answer
    x = 22,218.30

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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.