Home / 83,914.40-125,871.60-50,736.80

Finding the Fourth Proportional to 83,914.40, 125,871.60 and 50,736.80

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Solution

The fourth proportional to 83,914.40, 125,871.60 and 50,736.80 is: 76,105.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,914.40 : 125,871.60 = 50,736.80 : x
  2. Step 2: Convert to fraction form
    83,914.40/125,871.60 = 50,736.80/x
  3. Step 3: Cross multiply
    83,914.40x = 125,871.60 × 50,736.80
  4. Step 4: Simplify right side
    83,914.40x = 6,386,322,194.88
  5. Step 5: Solve for x
    x = 6,386,322,194.88/83,914.40
  6. Step 6: Final answer
    x = 76,105.20

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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.