Home / 50,987.70-76,481.55-38,546.10

Finding the Fourth Proportional to 50,987.70, 76,481.55 and 38,546.10

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Solution

The fourth proportional to 50,987.70, 76,481.55 and 38,546.10 is: 57,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.70 : 76,481.55 = 38,546.10 : x
  2. Step 2: Convert to fraction form
    50,987.70/76,481.55 = 38,546.10/x
  3. Step 3: Cross multiply
    50,987.70x = 76,481.55 × 38,546.10
  4. Step 4: Simplify right side
    50,987.70x = 2,948,065,474.46
  5. Step 5: Solve for x
    x = 2,948,065,474.46/50,987.70
  6. Step 6: Final answer
    x = 57,819.15

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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.