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Finding the Fourth Proportional to 159,524.37, 239,340.98 and 100,290.69

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Solution

The fourth proportional to 159,524.37, 239,340.98 and 100,290.69 is: 150,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,524.37 : 239,340.98 = 100,290.69 : x
  2. Step 2: Convert to fraction form
    159,524.37/239,340.98 = 100,290.69/x
  3. Step 3: Cross multiply
    159,524.37x = 239,340.98 × 100,290.69
  4. Step 4: Simplify right side
    159,524.37x = 24,003,672,029.48
  5. Step 5: Solve for x
    x = 24,003,672,029.48/159,524.37
  6. Step 6: Final answer
    x = 150,470.25

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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.