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Finding the Fourth Proportional to 176,506.60, 264,891.15 and 71,326.48

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Solution

The fourth proportional to 176,506.60, 264,891.15 and 71,326.48 is: 107,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,506.60 : 264,891.15 = 71,326.48 : x
  2. Step 2: Convert to fraction form
    176,506.60/264,891.15 = 71,326.48/x
  3. Step 3: Cross multiply
    176,506.60x = 264,891.15 × 71,326.48
  4. Step 4: Simplify right side
    176,506.60x = 18,893,753,312.65
  5. Step 5: Solve for x
    x = 18,893,753,312.65/176,506.60
  6. Step 6: Final answer
    x = 107,042.76

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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.