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Finding the Fourth Proportional to 174,555.87, 261,839.48 and 48,205.59

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Solution

The fourth proportional to 174,555.87, 261,839.48 and 48,205.59 is: 72,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,555.87 : 261,839.48 = 48,205.59 : x
  2. Step 2: Convert to fraction form
    174,555.87/261,839.48 = 48,205.59/x
  3. Step 3: Cross multiply
    174,555.87x = 261,839.48 × 48,205.59
  4. Step 4: Simplify right side
    174,555.87x = 12,622,126,377.67
  5. Step 5: Solve for x
    x = 12,622,126,377.67/174,555.87
  6. Step 6: Final answer
    x = 72,309.95

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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.