Home / 124,950.23-172,251.97-89,077.97

Finding the Fourth Proportional to 124,950.23, 172,251.97 and 89,077.97

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Solution

The fourth proportional to 124,950.23, 172,251.97 and 89,077.97 is: 122,799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,950.23 : 172,251.97 = 89,077.97 : x
  2. Step 2: Convert to fraction form
    124,950.23/172,251.97 = 89,077.97/x
  3. Step 3: Cross multiply
    124,950.23x = 172,251.97 × 89,077.97
  4. Step 4: Simplify right side
    124,950.23x = 15,343,855,376.59
  5. Step 5: Solve for x
    x = 15,343,855,376.59/124,950.23
  6. Step 6: Final answer
    x = 122,799.73

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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.