Home / 169,601.24-254,421.91-74,791.15

Finding the Fourth Proportional to 169,601.24, 254,421.91 and 74,791.15

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Solution

The fourth proportional to 169,601.24, 254,421.91 and 74,791.15 is: 112,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,601.24 : 254,421.91 = 74,791.15 : x
  2. Step 2: Convert to fraction form
    169,601.24/254,421.91 = 74,791.15/x
  3. Step 3: Cross multiply
    169,601.24x = 254,421.91 × 74,791.15
  4. Step 4: Simplify right side
    169,601.24x = 19,028,506,691.53
  5. Step 5: Solve for x
    x = 19,028,506,691.53/169,601.24
  6. Step 6: Final answer
    x = 112,195.56

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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.