Home / 83,143.68-124,733.94-23,974.74

Finding the Fourth Proportional to 83,143.68, 124,733.94 and 23,974.74

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Solution

The fourth proportional to 83,143.68, 124,733.94 and 23,974.74 is: 35,967.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,143.68 : 124,733.94 = 23,974.74 : x
  2. Step 2: Convert to fraction form
    83,143.68/124,733.94 = 23,974.74/x
  3. Step 3: Cross multiply
    83,143.68x = 124,733.94 × 23,974.74
  4. Step 4: Simplify right side
    83,143.68x = 2,990,463,780.68
  5. Step 5: Solve for x
    x = 2,990,463,780.68/83,143.68
  6. Step 6: Final answer
    x = 35,967.42

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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.