Home / 175,267.49-262,796.15-80,378.82

Finding the Fourth Proportional to 175,267.49, 262,796.15 and 80,378.82

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Solution

The fourth proportional to 175,267.49, 262,796.15 and 80,378.82 is: 120,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,267.49 : 262,796.15 = 80,378.82 : x
  2. Step 2: Convert to fraction form
    175,267.49/262,796.15 = 80,378.82/x
  3. Step 3: Cross multiply
    175,267.49x = 262,796.15 × 80,378.82
  4. Step 4: Simplify right side
    175,267.49x = 21,123,244,638.49
  5. Step 5: Solve for x
    x = 21,123,244,638.49/175,267.49
  6. Step 6: Final answer
    x = 120,520.04

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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.