Home / 40,102.26-60,161.49-13,808.04

Finding the Fourth Proportional to 40,102.26, 60,161.49 and 13,808.04

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Solution

The fourth proportional to 40,102.26, 60,161.49 and 13,808.04 is: 20,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,102.26 : 60,161.49 = 13,808.04 : x
  2. Step 2: Convert to fraction form
    40,102.26/60,161.49 = 13,808.04/x
  3. Step 3: Cross multiply
    40,102.26x = 60,161.49 × 13,808.04
  4. Step 4: Simplify right side
    40,102.26x = 830,712,260.38
  5. Step 5: Solve for x
    x = 830,712,260.38/40,102.26
  6. Step 6: Final answer
    x = 20,714.85

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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.