Home / 119,930.48-165,511.56-68,959.44

Finding the Fourth Proportional to 119,930.48, 165,511.56 and 68,959.44

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Solution

The fourth proportional to 119,930.48, 165,511.56 and 68,959.44 is: 95,168.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,930.48 : 165,511.56 = 68,959.44 : x
  2. Step 2: Convert to fraction form
    119,930.48/165,511.56 = 68,959.44/x
  3. Step 3: Cross multiply
    119,930.48x = 165,511.56 × 68,959.44
  4. Step 4: Simplify right side
    119,930.48x = 11,413,584,491.13
  5. Step 5: Solve for x
    x = 11,413,584,491.13/119,930.48
  6. Step 6: Final answer
    x = 95,168.34

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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.