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Finding the Fourth Proportional to 175,638.99, 263,470.22 and 61,773.14

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Solution

The fourth proportional to 175,638.99, 263,470.22 and 61,773.14 is: 92,663.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,638.99 : 263,470.22 = 61,773.14 : x
  2. Step 2: Convert to fraction form
    175,638.99/263,470.22 = 61,773.14/x
  3. Step 3: Cross multiply
    175,638.99x = 263,470.22 × 61,773.14
  4. Step 4: Simplify right side
    175,638.99x = 16,275,381,159.67
  5. Step 5: Solve for x
    x = 16,275,381,159.67/175,638.99
  6. Step 6: Final answer
    x = 92,663.83

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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.