Home / 116,120.03-160,260.48-68,377.82

Finding the Fourth Proportional to 116,120.03, 160,260.48 and 68,377.82

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Solution

The fourth proportional to 116,120.03, 160,260.48 and 68,377.82 is: 94,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,120.03 : 160,260.48 = 68,377.82 : x
  2. Step 2: Convert to fraction form
    116,120.03/160,260.48 = 68,377.82/x
  3. Step 3: Cross multiply
    116,120.03x = 160,260.48 × 68,377.82
  4. Step 4: Simplify right side
    116,120.03x = 10,958,261,453.25
  5. Step 5: Solve for x
    x = 10,958,261,453.25/116,120.03
  6. Step 6: Final answer
    x = 94,370.13

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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.