Home / 52,231.97-72,079.92-28,358.64

Finding the Fourth Proportional to 52,231.97, 72,079.92 and 28,358.64

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Solution

The fourth proportional to 52,231.97, 72,079.92 and 28,358.64 is: 39,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,231.97 : 72,079.92 = 28,358.64 : x
  2. Step 2: Convert to fraction form
    52,231.97/72,079.92 = 28,358.64/x
  3. Step 3: Cross multiply
    52,231.97x = 72,079.92 × 28,358.64
  4. Step 4: Simplify right side
    52,231.97x = 2,044,088,502.51
  5. Step 5: Solve for x
    x = 2,044,088,502.51/52,231.97
  6. Step 6: Final answer
    x = 39,134.81

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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.