Home / 170,822.70-256,246.20-52,493.85

Finding the Fourth Proportional to 170,822.70, 256,246.20 and 52,493.85

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Solution

The fourth proportional to 170,822.70, 256,246.20 and 52,493.85 is: 78,744.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,822.70 : 256,246.20 = 52,493.85 : x
  2. Step 2: Convert to fraction form
    170,822.70/256,246.20 = 52,493.85/x
  3. Step 3: Cross multiply
    170,822.70x = 256,246.20 × 52,493.85
  4. Step 4: Simplify right side
    170,822.70x = 13,451,349,585.87
  5. Step 5: Solve for x
    x = 13,451,349,585.87/170,822.70
  6. Step 6: Final answer
    x = 78,744.51

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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.