Home / 113,839.60-170,748.24-50,660.80

Finding the Fourth Proportional to 113,839.60, 170,748.24 and 50,660.80

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Solution

The fourth proportional to 113,839.60, 170,748.24 and 50,660.80 is: 75,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,839.60 : 170,748.24 = 50,660.80 : x
  2. Step 2: Convert to fraction form
    113,839.60/170,748.24 = 50,660.80/x
  3. Step 3: Cross multiply
    113,839.60x = 170,748.24 × 50,660.80
  4. Step 4: Simplify right side
    113,839.60x = 8,650,242,436.99
  5. Step 5: Solve for x
    x = 8,650,242,436.99/113,839.60
  6. Step 6: Final answer
    x = 75,986.23

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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.