Home / 83,474.06-125,155.72-27,294.48

Finding the Fourth Proportional to 83,474.06, 125,155.72 and 27,294.48

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Solution

The fourth proportional to 83,474.06, 125,155.72 and 27,294.48 is: 40,923.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,474.06 : 125,155.72 = 27,294.48 : x
  2. Step 2: Convert to fraction form
    83,474.06/125,155.72 = 27,294.48/x
  3. Step 3: Cross multiply
    83,474.06x = 125,155.72 × 27,294.48
  4. Step 4: Simplify right side
    83,474.06x = 3,416,060,159.95
  5. Step 5: Solve for x
    x = 3,416,060,159.95/83,474.06
  6. Step 6: Final answer
    x = 40,923.62

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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.