Home / 195,439.20-293,158.80-132,453.60

Finding the Fourth Proportional to 195,439.20, 293,158.80 and 132,453.60

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Solution

The fourth proportional to 195,439.20, 293,158.80 and 132,453.60 is: 198,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,439.20 : 293,158.80 = 132,453.60 : x
  2. Step 2: Convert to fraction form
    195,439.20/293,158.80 = 132,453.60/x
  3. Step 3: Cross multiply
    195,439.20x = 293,158.80 × 132,453.60
  4. Step 4: Simplify right side
    195,439.20x = 38,829,938,431.68
  5. Step 5: Solve for x
    x = 38,829,938,431.68/195,439.20
  6. Step 6: Final answer
    x = 198,680.40

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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.