Home / 132,191.88-182,419.38-71,760.18

Finding the Fourth Proportional to 132,191.88, 182,419.38 and 71,760.18

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Solution

The fourth proportional to 132,191.88, 182,419.38 and 71,760.18 is: 99,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191.88 : 182,419.38 = 71,760.18 : x
  2. Step 2: Convert to fraction form
    132,191.88/182,419.38 = 71,760.18/x
  3. Step 3: Cross multiply
    132,191.88x = 182,419.38 × 71,760.18
  4. Step 4: Simplify right side
    132,191.88x = 13,090,447,544.29
  5. Step 5: Solve for x
    x = 13,090,447,544.29/132,191.88
  6. Step 6: Final answer
    x = 99,026.11

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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.