Home / 107,198.88-147,929.37-59,451.20

Finding the Fourth Proportional to 107,198.88, 147,929.37 and 59,451.20

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Solution

The fourth proportional to 107,198.88, 147,929.37 and 59,451.20 is: 82,039.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,198.88 : 147,929.37 = 59,451.20 : x
  2. Step 2: Convert to fraction form
    107,198.88/147,929.37 = 59,451.20/x
  3. Step 3: Cross multiply
    107,198.88x = 147,929.37 × 59,451.20
  4. Step 4: Simplify right side
    107,198.88x = 8,794,577,822.10
  5. Step 5: Solve for x
    x = 8,794,577,822.10/107,198.88
  6. Step 6: Final answer
    x = 82,039.83

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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.