Home / 41,780.89-62,655.63-16,812.46

Finding the Fourth Proportional to 41,780.89, 62,655.63 and 16,812.46

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Solution

The fourth proportional to 41,780.89, 62,655.63 and 16,812.46 is: 25,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,780.89 : 62,655.63 = 16,812.46 : x
  2. Step 2: Convert to fraction form
    41,780.89/62,655.63 = 16,812.46/x
  3. Step 3: Cross multiply
    41,780.89x = 62,655.63 × 16,812.46
  4. Step 4: Simplify right side
    41,780.89x = 1,053,395,273.15
  5. Step 5: Solve for x
    x = 1,053,395,273.15/41,780.89
  6. Step 6: Final answer
    x = 25,212.37

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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.