Home / 131,886.22-198,026.97-114,171.52

Finding the Fourth Proportional to 131,886.22, 198,026.97 and 114,171.52

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Solution

The fourth proportional to 131,886.22, 198,026.97 and 114,171.52 is: 171,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,886.22 : 198,026.97 = 114,171.52 : x
  2. Step 2: Convert to fraction form
    131,886.22/198,026.97 = 114,171.52/x
  3. Step 3: Cross multiply
    131,886.22x = 198,026.97 × 114,171.52
  4. Step 4: Simplify right side
    131,886.22x = 22,609,040,165.89
  5. Step 5: Solve for x
    x = 22,609,040,165.89/131,886.22
  6. Step 6: Final answer
    x = 171,428.37

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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.