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Finding the Fourth Proportional to 41,941.66, 62,866.86 and 20,897.25

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Solution

The fourth proportional to 41,941.66, 62,866.86 and 20,897.25 is: 31,323.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,941.66 : 62,866.86 = 20,897.25 : x
  2. Step 2: Convert to fraction form
    41,941.66/62,866.86 = 20,897.25/x
  3. Step 3: Cross multiply
    41,941.66x = 62,866.86 × 20,897.25
  4. Step 4: Simplify right side
    41,941.66x = 1,313,744,568.50
  5. Step 5: Solve for x
    x = 1,313,744,568.50/41,941.66
  6. Step 6: Final answer
    x = 31,323.14

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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.