Home / 83,348.81-124,990.26-27,175.11

Finding the Fourth Proportional to 83,348.81, 124,990.26 and 27,175.11

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Solution

The fourth proportional to 83,348.81, 124,990.26 and 27,175.11 is: 40,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,348.81 : 124,990.26 = 27,175.11 : x
  2. Step 2: Convert to fraction form
    83,348.81/124,990.26 = 27,175.11/x
  3. Step 3: Cross multiply
    83,348.81x = 124,990.26 × 27,175.11
  4. Step 4: Simplify right side
    83,348.81x = 3,396,623,493.81
  5. Step 5: Solve for x
    x = 3,396,623,493.81/83,348.81
  6. Step 6: Final answer
    x = 40,751.91

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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.