Home / 167,440.40-251,167.92-83,240.90

Finding the Fourth Proportional to 167,440.40, 251,167.92 and 83,240.90

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Solution

The fourth proportional to 167,440.40, 251,167.92 and 83,240.90 is: 124,864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,440.40 : 251,167.92 = 83,240.90 : x
  2. Step 2: Convert to fraction form
    167,440.40/251,167.92 = 83,240.90/x
  3. Step 3: Cross multiply
    167,440.40x = 251,167.92 × 83,240.90
  4. Step 4: Simplify right side
    167,440.40x = 20,907,443,711.93
  5. Step 5: Solve for x
    x = 20,907,443,711.93/167,440.40
  6. Step 6: Final answer
    x = 124,864.99

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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.