Home / 132,301.56-182,576.50-71,871.71

Finding the Fourth Proportional to 132,301.56, 182,576.50 and 71,871.71

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Solution

The fourth proportional to 132,301.56, 182,576.50 and 71,871.71 is: 99,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,301.56 : 182,576.50 = 71,871.71 : x
  2. Step 2: Convert to fraction form
    132,301.56/182,576.50 = 71,871.71/x
  3. Step 3: Cross multiply
    132,301.56x = 182,576.50 × 71,871.71
  4. Step 4: Simplify right side
    132,301.56x = 13,122,085,260.82
  5. Step 5: Solve for x
    x = 13,122,085,260.82/132,301.56
  6. Step 6: Final answer
    x = 99,183.15

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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.