Home / 51,983.39-71,737.13-28,110.06

Finding the Fourth Proportional to 51,983.39, 71,737.13 and 28,110.06

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Solution

The fourth proportional to 51,983.39, 71,737.13 and 28,110.06 is: 38,791.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,983.39 : 71,737.13 = 28,110.06 : x
  2. Step 2: Convert to fraction form
    51,983.39/71,737.13 = 28,110.06/x
  3. Step 3: Cross multiply
    51,983.39x = 71,737.13 × 28,110.06
  4. Step 4: Simplify right side
    51,983.39x = 2,016,535,098.80
  5. Step 5: Solve for x
    x = 2,016,535,098.80/51,983.39
  6. Step 6: Final answer
    x = 38,791.91

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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.