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Finding the Fourth Proportional to 170,049.40, 254,912.10 and 63,404.80

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Solution

The fourth proportional to 170,049.40, 254,912.10 and 63,404.80 is: 95,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,049.40 : 254,912.10 = 63,404.80 : x
  2. Step 2: Convert to fraction form
    170,049.40/254,912.10 = 63,404.80/x
  3. Step 3: Cross multiply
    170,049.40x = 254,912.10 × 63,404.80
  4. Step 4: Simplify right side
    170,049.40x = 16,162,650,718.08
  5. Step 5: Solve for x
    x = 16,162,650,718.08/170,049.40
  6. Step 6: Final answer
    x = 95,046.80

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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.