Home / 83,018.75-124,528.13-27,614.75

Finding the Fourth Proportional to 83,018.75, 124,528.13 and 27,614.75

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Solution

The fourth proportional to 83,018.75, 124,528.13 and 27,614.75 is: 41,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,018.75 : 124,528.13 = 27,614.75 : x
  2. Step 2: Convert to fraction form
    83,018.75/124,528.13 = 27,614.75/x
  3. Step 3: Cross multiply
    83,018.75x = 124,528.13 × 27,614.75
  4. Step 4: Simplify right side
    83,018.75x = 3,438,813,177.92
  5. Step 5: Solve for x
    x = 3,438,813,177.92/83,018.75
  6. Step 6: Final answer
    x = 41,422.13

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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.