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Finding the Fourth Proportional to 61,444.24, 92,181 and 19,891.24

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Solution

The fourth proportional to 61,444.24, 92,181 and 19,891.24 is: 29,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,444.24 : 92,181 = 19,891.24 : x
  2. Step 2: Convert to fraction form
    61,444.24/92,181 = 19,891.24/x
  3. Step 3: Cross multiply
    61,444.24x = 92,181 × 19,891.24
  4. Step 4: Simplify right side
    61,444.24x = 1,833,594,394.44
  5. Step 5: Solve for x
    x = 1,833,594,394.44/61,444.24
  6. Step 6: Final answer
    x = 29,841.60

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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.