Home / 137,643.26-206,445.45-44,136.86

Finding the Fourth Proportional to 137,643.26, 206,445.45 and 44,136.86

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Solution

The fourth proportional to 137,643.26, 206,445.45 and 44,136.86 is: 66,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,643.26 : 206,445.45 = 44,136.86 : x
  2. Step 2: Convert to fraction form
    137,643.26/206,445.45 = 44,136.86/x
  3. Step 3: Cross multiply
    137,643.26x = 206,445.45 × 44,136.86
  4. Step 4: Simplify right side
    137,643.26x = 9,111,853,924.29
  5. Step 5: Solve for x
    x = 9,111,853,924.29/137,643.26
  6. Step 6: Final answer
    x = 66,199.06

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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.