Home / 192,878.90-265,995.25-132,342.74

Finding the Fourth Proportional to 192,878.90, 265,995.25 and 132,342.74

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Solution

The fourth proportional to 192,878.90, 265,995.25 and 132,342.74 is: 182,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,878.90 : 265,995.25 = 132,342.74 : x
  2. Step 2: Convert to fraction form
    192,878.90/265,995.25 = 132,342.74/x
  3. Step 3: Cross multiply
    192,878.90x = 265,995.25 × 132,342.74
  4. Step 4: Simplify right side
    192,878.90x = 35,202,540,211.99
  5. Step 5: Solve for x
    x = 35,202,540,211.99/192,878.90
  6. Step 6: Final answer
    x = 182,511.10

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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.