Home / 172,348.68-258,521.06-67,241.46

Finding the Fourth Proportional to 172,348.68, 258,521.06 and 67,241.46

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Solution

The fourth proportional to 172,348.68, 258,521.06 and 67,241.46 is: 100,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,348.68 : 258,521.06 = 67,241.46 : x
  2. Step 2: Convert to fraction form
    172,348.68/258,521.06 = 67,241.46/x
  3. Step 3: Cross multiply
    172,348.68x = 258,521.06 × 67,241.46
  4. Step 4: Simplify right side
    172,348.68x = 17,383,333,515.15
  5. Step 5: Solve for x
    x = 17,383,333,515.15/172,348.68
  6. Step 6: Final answer
    x = 100,861.43

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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.