Home / 134,891.70-202,337.55-109,959.90

Finding the Fourth Proportional to 134,891.70, 202,337.55 and 109,959.90

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Solution

The fourth proportional to 134,891.70, 202,337.55 and 109,959.90 is: 164,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,891.70 : 202,337.55 = 109,959.90 : x
  2. Step 2: Convert to fraction form
    134,891.70/202,337.55 = 109,959.90/x
  3. Step 3: Cross multiply
    134,891.70x = 202,337.55 × 109,959.90
  4. Step 4: Simplify right side
    134,891.70x = 22,249,016,764.25
  5. Step 5: Solve for x
    x = 22,249,016,764.25/134,891.70
  6. Step 6: Final answer
    x = 164,939.85

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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.