Home / 488,743.20-733,114.80-173,159.10

Finding the Fourth Proportional to 488,743.20, 733,114.80 and 173,159.10

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Solution

The fourth proportional to 488,743.20, 733,114.80 and 173,159.10 is: 259,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,743.20 : 733,114.80 = 173,159.10 : x
  2. Step 2: Convert to fraction form
    488,743.20/733,114.80 = 173,159.10/x
  3. Step 3: Cross multiply
    488,743.20x = 733,114.80 × 173,159.10
  4. Step 4: Simplify right side
    488,743.20x = 126,945,498,964.68
  5. Step 5: Solve for x
    x = 126,945,498,964.68/488,743.20
  6. Step 6: Final answer
    x = 259,738.65

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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.