Home / 112,573.46-155,351.18-67,277.97

Finding the Fourth Proportional to 112,573.46, 155,351.18 and 67,277.97

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Solution

The fourth proportional to 112,573.46, 155,351.18 and 67,277.97 is: 92,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,573.46 : 155,351.18 = 67,277.97 : x
  2. Step 2: Convert to fraction form
    112,573.46/155,351.18 = 67,277.97/x
  3. Step 3: Cross multiply
    112,573.46x = 155,351.18 × 67,277.97
  4. Step 4: Simplify right side
    112,573.46x = 10,451,712,195.70
  5. Step 5: Solve for x
    x = 10,451,712,195.70/112,573.46
  6. Step 6: Final answer
    x = 92,843.48

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1.5x scale

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.