Home / 83,024.26-114,540.50-51,137.80

Finding the Fourth Proportional to 83,024.26, 114,540.50 and 51,137.80

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Solution

The fourth proportional to 83,024.26, 114,540.50 and 51,137.80 is: 70,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,024.26 : 114,540.50 = 51,137.80 : x
  2. Step 2: Convert to fraction form
    83,024.26/114,540.50 = 51,137.80/x
  3. Step 3: Cross multiply
    83,024.26x = 114,540.50 × 51,137.80
  4. Step 4: Simplify right side
    83,024.26x = 5,857,349,180.90
  5. Step 5: Solve for x
    x = 5,857,349,180.90/83,024.26
  6. Step 6: Final answer
    x = 70,549.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.