Home / 52,891.31-79,338.86-17,831.27

Finding the Fourth Proportional to 52,891.31, 79,338.86 and 17,831.27

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Solution

The fourth proportional to 52,891.31, 79,338.86 and 17,831.27 is: 26,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,891.31 : 79,338.86 = 17,831.27 : x
  2. Step 2: Convert to fraction form
    52,891.31/79,338.86 = 17,831.27/x
  3. Step 3: Cross multiply
    52,891.31x = 79,338.86 × 17,831.27
  4. Step 4: Simplify right side
    52,891.31x = 1,414,712,634.15
  5. Step 5: Solve for x
    x = 1,414,712,634.15/52,891.31
  6. Step 6: Final answer
    x = 26,747.54

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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.