Home / 132,167.84-182,391.79-71,738.49

Finding the Fourth Proportional to 132,167.84, 182,391.79 and 71,738.49

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Solution

The fourth proportional to 132,167.84, 182,391.79 and 71,738.49 is: 98,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,167.84 : 182,391.79 = 71,738.49 : x
  2. Step 2: Convert to fraction form
    132,167.84/182,391.79 = 71,738.49/x
  3. Step 3: Cross multiply
    132,167.84x = 182,391.79 × 71,738.49
  4. Step 4: Simplify right side
    132,167.84x = 13,084,511,423.65
  5. Step 5: Solve for x
    x = 13,084,511,423.65/132,167.84
  6. Step 6: Final answer
    x = 98,999.21

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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.