Home / 173,791.24-260,245.68-145,637.28

Finding the Fourth Proportional to 173,791.24, 260,245.68 and 145,637.28

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Solution

The fourth proportional to 173,791.24, 260,245.68 and 145,637.28 is: 218,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,791.24 : 260,245.68 = 145,637.28 : x
  2. Step 2: Convert to fraction form
    173,791.24/260,245.68 = 145,637.28/x
  3. Step 3: Cross multiply
    173,791.24x = 260,245.68 × 145,637.28
  4. Step 4: Simplify right side
    173,791.24x = 37,901,472,966.95
  5. Step 5: Solve for x
    x = 37,901,472,966.95/173,791.24
  6. Step 6: Final answer
    x = 218,086.21

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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.