Home / 40,251.04-60,353.04-12,162.72

Finding the Fourth Proportional to 40,251.04, 60,353.04 and 12,162.72

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Solution

The fourth proportional to 40,251.04, 60,353.04 and 12,162.72 is: 18,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,251.04 : 60,353.04 = 12,162.72 : x
  2. Step 2: Convert to fraction form
    40,251.04/60,353.04 = 12,162.72/x
  3. Step 3: Cross multiply
    40,251.04x = 60,353.04 × 12,162.72
  4. Step 4: Simplify right side
    40,251.04x = 734,057,126.67
  5. Step 5: Solve for x
    x = 734,057,126.67/40,251.04
  6. Step 6: Final answer
    x = 18,236.97

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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.