Home / 132,171.20-182,396.45-75,583.79

Finding the Fourth Proportional to 132,171.20, 182,396.45 and 75,583.79

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Solution

The fourth proportional to 132,171.20, 182,396.45 and 75,583.79 is: 104,305.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,171.20 : 182,396.45 = 75,583.79 : x
  2. Step 2: Convert to fraction form
    132,171.20/182,396.45 = 75,583.79/x
  3. Step 3: Cross multiply
    132,171.20x = 182,396.45 × 75,583.79
  4. Step 4: Simplify right side
    132,171.20x = 13,786,213,683.64
  5. Step 5: Solve for x
    x = 13,786,213,683.64/132,171.20
  6. Step 6: Final answer
    x = 104,305.74

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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.