Home / 132,194.43-182,427.03-71,763.75

Finding the Fourth Proportional to 132,194.43, 182,427.03 and 71,763.75

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Solution

The fourth proportional to 132,194.43, 182,427.03 and 71,763.75 is: 99,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,194.43 : 182,427.03 = 71,763.75 : x
  2. Step 2: Convert to fraction form
    132,194.43/182,427.03 = 71,763.75/x
  3. Step 3: Cross multiply
    132,194.43x = 182,427.03 × 71,763.75
  4. Step 4: Simplify right side
    132,194.43x = 13,091,647,774.16
  5. Step 5: Solve for x
    x = 13,091,647,774.16/132,194.43
  6. Step 6: Final answer
    x = 99,033.28

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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.