Home / 75,559.20-113,335.20-25,634.40

Finding the Fourth Proportional to 75,559.20, 113,335.20 and 25,634.40

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Solution

The fourth proportional to 75,559.20, 113,335.20 and 25,634.40 is: 38,450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,559.20 : 113,335.20 = 25,634.40 : x
  2. Step 2: Convert to fraction form
    75,559.20/113,335.20 = 25,634.40/x
  3. Step 3: Cross multiply
    75,559.20x = 113,335.20 × 25,634.40
  4. Step 4: Simplify right side
    75,559.20x = 2,905,279,850.88
  5. Step 5: Solve for x
    x = 2,905,279,850.88/75,559.20
  6. Step 6: Final answer
    x = 38,450.38

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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.