Home / 41,772.24-62,655.93-12,189.42

Finding the Fourth Proportional to 41,772.24, 62,655.93 and 12,189.42

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Solution

The fourth proportional to 41,772.24, 62,655.93 and 12,189.42 is: 18,283.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,772.24 : 62,655.93 = 12,189.42 : x
  2. Step 2: Convert to fraction form
    41,772.24/62,655.93 = 12,189.42/x
  3. Step 3: Cross multiply
    41,772.24x = 62,655.93 × 12,189.42
  4. Step 4: Simplify right side
    41,772.24x = 763,739,446.26
  5. Step 5: Solve for x
    x = 763,739,446.26/41,772.24
  6. Step 6: Final answer
    x = 18,283.42

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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.