Home / 137,367.24-206,050.86-75,003.72

Finding the Fourth Proportional to 137,367.24, 206,050.86 and 75,003.72

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Solution

The fourth proportional to 137,367.24, 206,050.86 and 75,003.72 is: 112,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,367.24 : 206,050.86 = 75,003.72 : x
  2. Step 2: Convert to fraction form
    137,367.24/206,050.86 = 75,003.72/x
  3. Step 3: Cross multiply
    137,367.24x = 206,050.86 × 75,003.72
  4. Step 4: Simplify right side
    137,367.24x = 15,454,581,009.20
  5. Step 5: Solve for x
    x = 15,454,581,009.20/137,367.24
  6. Step 6: Final answer
    x = 112,505.58

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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.