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Finding the Fourth Proportional to 41,399, 57,130.62 and 22,536.28

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Solution

The fourth proportional to 41,399, 57,130.62 and 22,536.28 is: 31,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,399 : 57,130.62 = 22,536.28 : x
  2. Step 2: Convert to fraction form
    41,399/57,130.62 = 22,536.28/x
  3. Step 3: Cross multiply
    41,399x = 57,130.62 × 22,536.28
  4. Step 4: Simplify right side
    41,399x = 1,287,511,648.89
  5. Step 5: Solve for x
    x = 1,287,511,648.89/41,399
  6. Step 6: Final answer
    x = 31,100.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.