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Finding the Fourth Proportional to 41,877.82, 62,792.13 and 16,918.66

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Solution

The fourth proportional to 41,877.82, 62,792.13 and 16,918.66 is: 25,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,877.82 : 62,792.13 = 16,918.66 : x
  2. Step 2: Convert to fraction form
    41,877.82/62,792.13 = 16,918.66/x
  3. Step 3: Cross multiply
    41,877.82x = 62,792.13 × 16,918.66
  4. Step 4: Simplify right side
    41,877.82x = 1,062,358,698.15
  5. Step 5: Solve for x
    x = 1,062,358,698.15/41,877.82
  6. Step 6: Final answer
    x = 25,368.05

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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.