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Finding the Fourth Proportional to 83,293, 124,952.49 and 27,119.85

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Solution

The fourth proportional to 83,293, 124,952.49 and 27,119.85 is: 40,684.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,293 : 124,952.49 = 27,119.85 : x
  2. Step 2: Convert to fraction form
    83,293/124,952.49 = 27,119.85/x
  3. Step 3: Cross multiply
    83,293x = 124,952.49 × 27,119.85
  4. Step 4: Simplify right side
    83,293x = 3,388,692,785.93
  5. Step 5: Solve for x
    x = 3,388,692,785.93/83,293
  6. Step 6: Final answer
    x = 40,684.00

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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.