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Finding the Fourth Proportional to 177,595, 245,081.10 and 98,107

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Solution

The fourth proportional to 177,595, 245,081.10 and 98,107 is: 135,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,595 : 245,081.10 = 98,107 : x
  2. Step 2: Convert to fraction form
    177,595/245,081.10 = 98,107/x
  3. Step 3: Cross multiply
    177,595x = 245,081.10 × 98,107
  4. Step 4: Simplify right side
    177,595x = 24,044,171,477.70
  5. Step 5: Solve for x
    x = 24,044,171,477.70/177,595
  6. Step 6: Final answer
    x = 135,387.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.