Home / 137,639.26-206,439.45-44,132.86

Finding the Fourth Proportional to 137,639.26, 206,439.45 and 44,132.86

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Solution

The fourth proportional to 137,639.26, 206,439.45 and 44,132.86 is: 66,193.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,639.26 : 206,439.45 = 44,132.86 : x
  2. Step 2: Convert to fraction form
    137,639.26/206,439.45 = 44,132.86/x
  3. Step 3: Cross multiply
    137,639.26x = 206,439.45 × 44,132.86
  4. Step 4: Simplify right side
    137,639.26x = 9,110,763,345.33
  5. Step 5: Solve for x
    x = 9,110,763,345.33/137,639.26
  6. Step 6: Final answer
    x = 66,193.06

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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.