Home / 124,253.52-171,519.24-86,548.56

Finding the Fourth Proportional to 124,253.52, 171,519.24 and 86,548.56

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Solution

The fourth proportional to 124,253.52, 171,519.24 and 86,548.56 is: 119,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,253.52 : 171,519.24 = 86,548.56 : x
  2. Step 2: Convert to fraction form
    124,253.52/171,519.24 = 86,548.56/x
  3. Step 3: Cross multiply
    124,253.52x = 171,519.24 × 86,548.56
  4. Step 4: Simplify right side
    124,253.52x = 14,844,743,234.29
  5. Step 5: Solve for x
    x = 14,844,743,234.29/124,253.52
  6. Step 6: Final answer
    x = 119,471.41

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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.