Home / 175,518.20-263,277.30-172,893.80

Finding the Fourth Proportional to 175,518.20, 263,277.30 and 172,893.80

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Solution

The fourth proportional to 175,518.20, 263,277.30 and 172,893.80 is: 259,340.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,518.20 : 263,277.30 = 172,893.80 : x
  2. Step 2: Convert to fraction form
    175,518.20/263,277.30 = 172,893.80/x
  3. Step 3: Cross multiply
    175,518.20x = 263,277.30 × 172,893.80
  4. Step 4: Simplify right side
    175,518.20x = 45,519,012,850.74
  5. Step 5: Solve for x
    x = 45,519,012,850.74/175,518.20
  6. Step 6: Final answer
    x = 259,340.70

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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.