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Finding the Fourth Proportional to 96,637.80, 144,891.90 and 44,020.20

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Solution

The fourth proportional to 96,637.80, 144,891.90 and 44,020.20 is: 66,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,637.80 : 144,891.90 = 44,020.20 : x
  2. Step 2: Convert to fraction form
    96,637.80/144,891.90 = 44,020.20/x
  3. Step 3: Cross multiply
    96,637.80x = 144,891.90 × 44,020.20
  4. Step 4: Simplify right side
    96,637.80x = 6,378,170,416.38
  5. Step 5: Solve for x
    x = 6,378,170,416.38/96,637.80
  6. Step 6: Final answer
    x = 66,000.78

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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.