Home / 172,517.18-238,080.53-96,039.68

Finding the Fourth Proportional to 172,517.18, 238,080.53 and 96,039.68

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Solution

The fourth proportional to 172,517.18, 238,080.53 and 96,039.68 is: 132,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,517.18 : 238,080.53 = 96,039.68 : x
  2. Step 2: Convert to fraction form
    172,517.18/238,080.53 = 96,039.68/x
  3. Step 3: Cross multiply
    172,517.18x = 238,080.53 × 96,039.68
  4. Step 4: Simplify right side
    172,517.18x = 22,865,176,965.13
  5. Step 5: Solve for x
    x = 22,865,176,965.13/172,517.18
  6. Step 6: Final answer
    x = 132,538.55

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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.