Home / 75,508.60-113,350.36-40,516.60

Finding the Fourth Proportional to 75,508.60, 113,350.36 and 40,516.60

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Solution

The fourth proportional to 75,508.60, 113,350.36 and 40,516.60 is: 60,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,508.60 : 113,350.36 = 40,516.60 : x
  2. Step 2: Convert to fraction form
    75,508.60/113,350.36 = 40,516.60/x
  3. Step 3: Cross multiply
    75,508.60x = 113,350.36 × 40,516.60
  4. Step 4: Simplify right side
    75,508.60x = 4,592,571,195.98
  5. Step 5: Solve for x
    x = 4,592,571,195.98/75,508.60
  6. Step 6: Final answer
    x = 60,821.83

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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.