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Finding the Fourth Proportional to 117,010.83, 175,375.23 and 53,743.65

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Solution

The fourth proportional to 117,010.83, 175,375.23 and 53,743.65 is: 80,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,010.83 : 175,375.23 = 53,743.65 : x
  2. Step 2: Convert to fraction form
    117,010.83/175,375.23 = 53,743.65/x
  3. Step 3: Cross multiply
    117,010.83x = 175,375.23 × 53,743.65
  4. Step 4: Simplify right side
    117,010.83x = 9,425,304,979.79
  5. Step 5: Solve for x
    x = 9,425,304,979.79/117,010.83
  6. Step 6: Final answer
    x = 80,550.71

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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.