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Finding the Fourth Proportional to 171,589.38, 236,793.34 and 104,521.38

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Solution

The fourth proportional to 171,589.38, 236,793.34 and 104,521.38 is: 144,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,589.38 : 236,793.34 = 104,521.38 : x
  2. Step 2: Convert to fraction form
    171,589.38/236,793.34 = 104,521.38/x
  3. Step 3: Cross multiply
    171,589.38x = 236,793.34 × 104,521.38
  4. Step 4: Simplify right side
    171,589.38x = 24,749,966,671.61
  5. Step 5: Solve for x
    x = 24,749,966,671.61/171,589.38
  6. Step 6: Final answer
    x = 144,239.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.