Home / 220,363.20-330,544.80-95,947.20

Finding the Fourth Proportional to 220,363.20, 330,544.80 and 95,947.20

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Solution

The fourth proportional to 220,363.20, 330,544.80 and 95,947.20 is: 143,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,363.20 : 330,544.80 = 95,947.20 : x
  2. Step 2: Convert to fraction form
    220,363.20/330,544.80 = 95,947.20/x
  3. Step 3: Cross multiply
    220,363.20x = 330,544.80 × 95,947.20
  4. Step 4: Simplify right side
    220,363.20x = 31,714,848,034.56
  5. Step 5: Solve for x
    x = 31,714,848,034.56/220,363.20
  6. Step 6: Final answer
    x = 143,920.80

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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.