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Finding the Fourth Proportional to 29,761.62, 44,641.15 and 8,984.50

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Solution

The fourth proportional to 29,761.62, 44,641.15 and 8,984.50 is: 13,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,761.62 : 44,641.15 = 8,984.50 : x
  2. Step 2: Convert to fraction form
    29,761.62/44,641.15 = 8,984.50/x
  3. Step 3: Cross multiply
    29,761.62x = 44,641.15 × 8,984.50
  4. Step 4: Simplify right side
    29,761.62x = 401,078,412.18
  5. Step 5: Solve for x
    x = 401,078,412.18/29,761.62
  6. Step 6: Final answer
    x = 13,476.36

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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.