Home / 83,684.11-125,520.08-27,523.57

Finding the Fourth Proportional to 83,684.11, 125,520.08 and 27,523.57

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Solution

The fourth proportional to 83,684.11, 125,520.08 and 27,523.57 is: 41,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,684.11 : 125,520.08 = 27,523.57 : x
  2. Step 2: Convert to fraction form
    83,684.11/125,520.08 = 27,523.57/x
  3. Step 3: Cross multiply
    83,684.11x = 125,520.08 × 27,523.57
  4. Step 4: Simplify right side
    83,684.11x = 3,454,760,080.69
  5. Step 5: Solve for x
    x = 3,454,760,080.69/83,684.11
  6. Step 6: Final answer
    x = 41,283.35

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1.5x scale

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.