Home / 132,171.11-182,396.29-71,741.75

Finding the Fourth Proportional to 132,171.11, 182,396.29 and 71,741.75

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Solution

The fourth proportional to 132,171.11, 182,396.29 and 71,741.75 is: 99,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,171.11 : 182,396.29 = 71,741.75 : x
  2. Step 2: Convert to fraction form
    132,171.11/182,396.29 = 71,741.75/x
  3. Step 3: Cross multiply
    132,171.11x = 182,396.29 × 71,741.75
  4. Step 4: Simplify right side
    132,171.11x = 13,085,427,946.77
  5. Step 5: Solve for x
    x = 13,085,427,946.77/132,171.11
  6. Step 6: Final answer
    x = 99,003.70

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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.