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Finding the Fourth Proportional to 29,882.56, 44,838.96 and 12,364.96

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Solution

The fourth proportional to 29,882.56, 44,838.96 and 12,364.96 is: 18,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,882.56 : 44,838.96 = 12,364.96 : x
  2. Step 2: Convert to fraction form
    29,882.56/44,838.96 = 12,364.96/x
  3. Step 3: Cross multiply
    29,882.56x = 44,838.96 × 12,364.96
  4. Step 4: Simplify right side
    29,882.56x = 554,431,946.84
  5. Step 5: Solve for x
    x = 554,431,946.84/29,882.56
  6. Step 6: Final answer
    x = 18,553.70

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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.