Home / 41,089.20-61,642.80-16,129.20

Finding the Fourth Proportional to 41,089.20, 61,642.80 and 16,129.20

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Solution

The fourth proportional to 41,089.20, 61,642.80 and 16,129.20 is: 24,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,089.20 : 61,642.80 = 16,129.20 : x
  2. Step 2: Convert to fraction form
    41,089.20/61,642.80 = 16,129.20/x
  3. Step 3: Cross multiply
    41,089.20x = 61,642.80 × 16,129.20
  4. Step 4: Simplify right side
    41,089.20x = 994,249,049.76
  5. Step 5: Solve for x
    x = 994,249,049.76/41,089.20
  6. Step 6: Final answer
    x = 24,197.33

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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.