Home / 95,959.20-143,938.80-33,621.60

Finding the Fourth Proportional to 95,959.20, 143,938.80 and 33,621.60

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Solution

The fourth proportional to 95,959.20, 143,938.80 and 33,621.60 is: 50,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,959.20 : 143,938.80 = 33,621.60 : x
  2. Step 2: Convert to fraction form
    95,959.20/143,938.80 = 33,621.60/x
  3. Step 3: Cross multiply
    95,959.20x = 143,938.80 × 33,621.60
  4. Step 4: Simplify right side
    95,959.20x = 4,839,452,758.08
  5. Step 5: Solve for x
    x = 4,839,452,758.08/95,959.20
  6. Step 6: Final answer
    x = 50,432.40

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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.