Home / 132,020.28-182,189.40-71,591.04

Finding the Fourth Proportional to 132,020.28, 182,189.40 and 71,591.04

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Solution

The fourth proportional to 132,020.28, 182,189.40 and 71,591.04 is: 98,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,020.28 : 182,189.40 = 71,591.04 : x
  2. Step 2: Convert to fraction form
    132,020.28/182,189.40 = 71,591.04/x
  3. Step 3: Cross multiply
    132,020.28x = 182,189.40 × 71,591.04
  4. Step 4: Simplify right side
    132,020.28x = 13,043,128,622.98
  5. Step 5: Solve for x
    x = 13,043,128,622.98/132,020.28
  6. Step 6: Final answer
    x = 98,796.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.