Home / 106,363.20-159,566.40-36,249.60

Finding the Fourth Proportional to 106,363.20, 159,566.40 and 36,249.60

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Solution

The fourth proportional to 106,363.20, 159,566.40 and 36,249.60 is: 54,381.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,363.20 : 159,566.40 = 36,249.60 : x
  2. Step 2: Convert to fraction form
    106,363.20/159,566.40 = 36,249.60/x
  3. Step 3: Cross multiply
    106,363.20x = 159,566.40 × 36,249.60
  4. Step 4: Simplify right side
    106,363.20x = 5,784,218,173.44
  5. Step 5: Solve for x
    x = 5,784,218,173.44/106,363.20
  6. Step 6: Final answer
    x = 54,381.76

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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.