Home / 83,177.26-114,752.07-51,290.80

Finding the Fourth Proportional to 83,177.26, 114,752.07 and 51,290.80

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Solution

The fourth proportional to 83,177.26, 114,752.07 and 51,290.80 is: 70,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,177.26 : 114,752.07 = 51,290.80 : x
  2. Step 2: Convert to fraction form
    83,177.26/114,752.07 = 51,290.80/x
  3. Step 3: Cross multiply
    83,177.26x = 114,752.07 × 51,290.80
  4. Step 4: Simplify right side
    83,177.26x = 5,885,725,471.96
  5. Step 5: Solve for x
    x = 5,885,725,471.96/83,177.26
  6. Step 6: Final answer
    x = 70,761.23

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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.