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Finding the Fourth Proportional to 61,791.12, 92,699.52 and 24,855.12

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Solution

The fourth proportional to 61,791.12, 92,699.52 and 24,855.12 is: 37,287.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,791.12 : 92,699.52 = 24,855.12 : x
  2. Step 2: Convert to fraction form
    61,791.12/92,699.52 = 24,855.12/x
  3. Step 3: Cross multiply
    61,791.12x = 92,699.52 × 24,855.12
  4. Step 4: Simplify right side
    61,791.12x = 2,304,057,693.54
  5. Step 5: Solve for x
    x = 2,304,057,693.54/61,791.12
  6. Step 6: Final answer
    x = 37,287.84

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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.