Home / 175,269.24-262,798.78-80,380.57

Finding the Fourth Proportional to 175,269.24, 262,798.78 and 80,380.57

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Solution

The fourth proportional to 175,269.24, 262,798.78 and 80,380.57 is: 120,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,269.24 : 262,798.78 = 80,380.57 : x
  2. Step 2: Convert to fraction form
    175,269.24/262,798.78 = 80,380.57/x
  3. Step 3: Cross multiply
    175,269.24x = 262,798.78 × 80,380.57
  4. Step 4: Simplify right side
    175,269.24x = 21,123,915,731.70
  5. Step 5: Solve for x
    x = 21,123,915,731.70/175,269.24
  6. Step 6: Final answer
    x = 120,522.66

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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.