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Finding the Fourth Proportional to 173,638.20, 259,766.10 and 150,521.40

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Solution

The fourth proportional to 173,638.20, 259,766.10 and 150,521.40 is: 225,182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,638.20 : 259,766.10 = 150,521.40 : x
  2. Step 2: Convert to fraction form
    173,638.20/259,766.10 = 150,521.40/x
  3. Step 3: Cross multiply
    173,638.20x = 259,766.10 × 150,521.40
  4. Step 4: Simplify right side
    173,638.20x = 39,100,357,044.54
  5. Step 5: Solve for x
    x = 39,100,357,044.54/173,638.20
  6. Step 6: Final answer
    x = 225,182.92

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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.