Home / 132,016.68-182,180.64-74,655.12

Finding the Fourth Proportional to 132,016.68, 182,180.64 and 74,655.12

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Solution

The fourth proportional to 132,016.68, 182,180.64 and 74,655.12 is: 103,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,016.68 : 182,180.64 = 74,655.12 : x
  2. Step 2: Convert to fraction form
    132,016.68/182,180.64 = 74,655.12/x
  3. Step 3: Cross multiply
    132,016.68x = 182,180.64 × 74,655.12
  4. Step 4: Simplify right side
    132,016.68x = 13,600,717,540.88
  5. Step 5: Solve for x
    x = 13,600,717,540.88/132,016.68
  6. Step 6: Final answer
    x = 103,022.72

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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.