Home / 83,167.26-114,738.27-51,280.80

Finding the Fourth Proportional to 83,167.26, 114,738.27 and 51,280.80

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Solution

The fourth proportional to 83,167.26, 114,738.27 and 51,280.80 is: 70,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,167.26 : 114,738.27 = 51,280.80 : x
  2. Step 2: Convert to fraction form
    83,167.26/114,738.27 = 51,280.80/x
  3. Step 3: Cross multiply
    83,167.26x = 114,738.27 × 51,280.80
  4. Step 4: Simplify right side
    83,167.26x = 5,883,870,276.22
  5. Step 5: Solve for x
    x = 5,883,870,276.22/83,167.26
  6. Step 6: Final answer
    x = 70,747.43

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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.