Home / 48,781.20-67,317.08-27,561.36

Finding the Fourth Proportional to 48,781.20, 67,317.08 and 27,561.36

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Solution

The fourth proportional to 48,781.20, 67,317.08 and 27,561.36 is: 38,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.20 : 67,317.08 = 27,561.36 : x
  2. Step 2: Convert to fraction form
    48,781.20/67,317.08 = 27,561.36/x
  3. Step 3: Cross multiply
    48,781.20x = 67,317.08 × 27,561.36
  4. Step 4: Simplify right side
    48,781.20x = 1,855,350,276.03
  5. Step 5: Solve for x
    x = 1,855,350,276.03/48,781.20
  6. Step 6: Final answer
    x = 38,034.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.