Home / 132,623.18-198,862.07-52,580.06

Finding the Fourth Proportional to 132,623.18, 198,862.07 and 52,580.06

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Solution

The fourth proportional to 132,623.18, 198,862.07 and 52,580.06 is: 78,841.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,623.18 : 198,862.07 = 52,580.06 : x
  2. Step 2: Convert to fraction form
    132,623.18/198,862.07 = 52,580.06/x
  3. Step 3: Cross multiply
    132,623.18x = 198,862.07 × 52,580.06
  4. Step 4: Simplify right side
    132,623.18x = 10,456,179,806.58
  5. Step 5: Solve for x
    x = 10,456,179,806.58/132,623.18
  6. Step 6: Final answer
    x = 78,841.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.