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Finding the Fourth Proportional to 37,062.40, 55,550.40 and 14,864.80

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Solution

The fourth proportional to 37,062.40, 55,550.40 and 14,864.80 is: 22,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,062.40 : 55,550.40 = 14,864.80 : x
  2. Step 2: Convert to fraction form
    37,062.40/55,550.40 = 14,864.80/x
  3. Step 3: Cross multiply
    37,062.40x = 55,550.40 × 14,864.80
  4. Step 4: Simplify right side
    37,062.40x = 825,745,585.92
  5. Step 5: Solve for x
    x = 825,745,585.92/37,062.40
  6. Step 6: Final answer
    x = 22,279.87

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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.