Home / 36,205.18-54,337.11-18,680.02

Finding the Fourth Proportional to 36,205.18, 54,337.11 and 18,680.02

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Solution

The fourth proportional to 36,205.18, 54,337.11 and 18,680.02 is: 28,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,205.18 : 54,337.11 = 18,680.02 : x
  2. Step 2: Convert to fraction form
    36,205.18/54,337.11 = 18,680.02/x
  3. Step 3: Cross multiply
    36,205.18x = 54,337.11 × 18,680.02
  4. Step 4: Simplify right side
    36,205.18x = 1,015,018,301.54
  5. Step 5: Solve for x
    x = 1,015,018,301.54/36,205.18
  6. Step 6: Final answer
    x = 28,035.17

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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.