Home / 40,236.14-60,337.92-12,147.50

Finding the Fourth Proportional to 40,236.14, 60,337.92 and 12,147.50

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Solution

The fourth proportional to 40,236.14, 60,337.92 and 12,147.50 is: 18,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,236.14 : 60,337.92 = 12,147.50 : x
  2. Step 2: Convert to fraction form
    40,236.14/60,337.92 = 12,147.50/x
  3. Step 3: Cross multiply
    40,236.14x = 60,337.92 × 12,147.50
  4. Step 4: Simplify right side
    40,236.14x = 732,954,883.20
  5. Step 5: Solve for x
    x = 732,954,883.20/40,236.14
  6. Step 6: Final answer
    x = 18,216.33

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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.