Home / 83,143.05-124,733.03-23,974.13

Finding the Fourth Proportional to 83,143.05, 124,733.03 and 23,974.13

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Solution

The fourth proportional to 83,143.05, 124,733.03 and 23,974.13 is: 35,966.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,143.05 : 124,733.03 = 23,974.13 : x
  2. Step 2: Convert to fraction form
    83,143.05/124,733.03 = 23,974.13/x
  3. Step 3: Cross multiply
    83,143.05x = 124,733.03 × 23,974.13
  4. Step 4: Simplify right side
    83,143.05x = 2,990,365,132.98
  5. Step 5: Solve for x
    x = 2,990,365,132.98/83,143.05
  6. Step 6: Final answer
    x = 35,966.51

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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.