Home / 99,359.26-137,067.60-59,044.50

Finding the Fourth Proportional to 99,359.26, 137,067.60 and 59,044.50

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Solution

The fourth proportional to 99,359.26, 137,067.60 and 59,044.50 is: 81,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,359.26 : 137,067.60 = 59,044.50 : x
  2. Step 2: Convert to fraction form
    99,359.26/137,067.60 = 59,044.50/x
  3. Step 3: Cross multiply
    99,359.26x = 137,067.60 × 59,044.50
  4. Step 4: Simplify right side
    99,359.26x = 8,093,087,908.20
  5. Step 5: Solve for x
    x = 8,093,087,908.20/99,359.26
  6. Step 6: Final answer
    x = 81,452.78

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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.