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Finding the Fourth Proportional to 177,879.86, 266,392.19 and 101,747.65

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Solution

The fourth proportional to 177,879.86, 266,392.19 and 101,747.65 is: 152,376.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,879.86 : 266,392.19 = 101,747.65 : x
  2. Step 2: Convert to fraction form
    177,879.86/266,392.19 = 101,747.65/x
  3. Step 3: Cross multiply
    177,879.86x = 266,392.19 × 101,747.65
  4. Step 4: Simplify right side
    177,879.86x = 27,104,779,310.85
  5. Step 5: Solve for x
    x = 27,104,779,310.85/177,879.86
  6. Step 6: Final answer
    x = 152,376.89

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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.