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Finding the Fourth Proportional to 29,302.97, 43,961.74 and 8,526.47

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Solution

The fourth proportional to 29,302.97, 43,961.74 and 8,526.47 is: 12,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,302.97 : 43,961.74 = 8,526.47 : x
  2. Step 2: Convert to fraction form
    29,302.97/43,961.74 = 8,526.47/x
  3. Step 3: Cross multiply
    29,302.97x = 43,961.74 × 8,526.47
  4. Step 4: Simplify right side
    29,302.97x = 374,838,428.95
  5. Step 5: Solve for x
    x = 374,838,428.95/29,302.97
  6. Step 6: Final answer
    x = 12,791.82

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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.