Home / 56,724.40-85,086.60-50,600.80

Finding the Fourth Proportional to 56,724.40, 85,086.60 and 50,600.80

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Solution

The fourth proportional to 56,724.40, 85,086.60 and 50,600.80 is: 75,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,724.40 : 85,086.60 = 50,600.80 : x
  2. Step 2: Convert to fraction form
    56,724.40/85,086.60 = 50,600.80/x
  3. Step 3: Cross multiply
    56,724.40x = 85,086.60 × 50,600.80
  4. Step 4: Simplify right side
    56,724.40x = 4,305,450,029.28
  5. Step 5: Solve for x
    x = 4,305,450,029.28/56,724.40
  6. Step 6: Final answer
    x = 75,901.20

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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.