Home / 83,887.20-125,681.76-44,471.52

Finding the Fourth Proportional to 83,887.20, 125,681.76 and 44,471.52

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Solution

The fourth proportional to 83,887.20, 125,681.76 and 44,471.52 is: 66,628.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,887.20 : 125,681.76 = 44,471.52 : x
  2. Step 2: Convert to fraction form
    83,887.20/125,681.76 = 44,471.52/x
  3. Step 3: Cross multiply
    83,887.20x = 125,681.76 × 44,471.52
  4. Step 4: Simplify right side
    83,887.20x = 5,589,258,903.48
  5. Step 5: Solve for x
    x = 5,589,258,903.48/83,887.20
  6. Step 6: Final answer
    x = 66,628.27

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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.