Home / 168,240.50-252,408.42-68,472.30

Finding the Fourth Proportional to 168,240.50, 252,408.42 and 68,472.30

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Solution

The fourth proportional to 168,240.50, 252,408.42 and 68,472.30 is: 102,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,240.50 : 252,408.42 = 68,472.30 : x
  2. Step 2: Convert to fraction form
    168,240.50/252,408.42 = 68,472.30/x
  3. Step 3: Cross multiply
    168,240.50x = 252,408.42 × 68,472.30
  4. Step 4: Simplify right side
    168,240.50x = 17,282,985,056.77
  5. Step 5: Solve for x
    x = 17,282,985,056.77/168,240.50
  6. Step 6: Final answer
    x = 102,727.85

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1.5x scale

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.