Home / 175,601.70-263,402.55-172,977.30

Finding the Fourth Proportional to 175,601.70, 263,402.55 and 172,977.30

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Solution

The fourth proportional to 175,601.70, 263,402.55 and 172,977.30 is: 259,465.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,601.70 : 263,402.55 = 172,977.30 : x
  2. Step 2: Convert to fraction form
    175,601.70/263,402.55 = 172,977.30/x
  3. Step 3: Cross multiply
    175,601.70x = 263,402.55 × 172,977.30
  4. Step 4: Simplify right side
    175,601.70x = 45,562,661,912.12
  5. Step 5: Solve for x
    x = 45,562,661,912.12/175,601.70
  6. Step 6: Final answer
    x = 259,465.95

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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.