Home / 124,517.36-171,834.36-67,929.92

Finding the Fourth Proportional to 124,517.36, 171,834.36 and 67,929.92

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Solution

The fourth proportional to 124,517.36, 171,834.36 and 67,929.92 is: 93,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,517.36 : 171,834.36 = 67,929.92 : x
  2. Step 2: Convert to fraction form
    124,517.36/171,834.36 = 67,929.92/x
  3. Step 3: Cross multiply
    124,517.36x = 171,834.36 × 67,929.92
  4. Step 4: Simplify right side
    124,517.36x = 11,672,694,328.05
  5. Step 5: Solve for x
    x = 11,672,694,328.05/124,517.36
  6. Step 6: Final answer
    x = 93,743.51

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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.