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Finding the Fourth Proportional to 176,747.65, 265,087.25 and 68,676.83

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Solution

The fourth proportional to 176,747.65, 265,087.25 and 68,676.83 is: 103,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,747.65 : 265,087.25 = 68,676.83 : x
  2. Step 2: Convert to fraction form
    176,747.65/265,087.25 = 68,676.83/x
  3. Step 3: Cross multiply
    176,747.65x = 265,087.25 × 68,676.83
  4. Step 4: Simplify right side
    176,747.65x = 18,205,351,586.21
  5. Step 5: Solve for x
    x = 18,205,351,586.21/176,747.65
  6. Step 6: Final answer
    x = 103,001.94

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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.