Home / 83,858.19-125,761.68-23,891.56

Finding the Fourth Proportional to 83,858.19, 125,761.68 and 23,891.56

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Solution

The fourth proportional to 83,858.19, 125,761.68 and 23,891.56 is: 35,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,858.19 : 125,761.68 = 23,891.56 : x
  2. Step 2: Convert to fraction form
    83,858.19/125,761.68 = 23,891.56/x
  3. Step 3: Cross multiply
    83,858.19x = 125,761.68 × 23,891.56
  4. Step 4: Simplify right side
    83,858.19x = 3,004,642,723.42
  5. Step 5: Solve for x
    x = 3,004,642,723.42/83,858.19
  6. Step 6: Final answer
    x = 35,830.05

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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.