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Finding the Fourth Proportional to 29,359.52, 44,042.72 and 10,648.40

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Solution

The fourth proportional to 29,359.52, 44,042.72 and 10,648.40 is: 15,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,359.52 : 44,042.72 = 10,648.40 : x
  2. Step 2: Convert to fraction form
    29,359.52/44,042.72 = 10,648.40/x
  3. Step 3: Cross multiply
    29,359.52x = 44,042.72 × 10,648.40
  4. Step 4: Simplify right side
    29,359.52x = 468,984,499.65
  5. Step 5: Solve for x
    x = 468,984,499.65/29,359.52
  6. Step 6: Final answer
    x = 15,973.85

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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.