Home / 96,122.88-132,576.48-82,716.72

Finding the Fourth Proportional to 96,122.88, 132,576.48 and 82,716.72

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Solution

The fourth proportional to 96,122.88, 132,576.48 and 82,716.72 is: 114,086.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,122.88 : 132,576.48 = 82,716.72 : x
  2. Step 2: Convert to fraction form
    96,122.88/132,576.48 = 82,716.72/x
  3. Step 3: Cross multiply
    96,122.88x = 132,576.48 × 82,716.72
  4. Step 4: Simplify right side
    96,122.88x = 10,966,291,574.75
  5. Step 5: Solve for x
    x = 10,966,291,574.75/96,122.88
  6. Step 6: Final answer
    x = 114,086.17

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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.