Home / 115,521.67-159,316.29-96,204.54

Finding the Fourth Proportional to 115,521.67, 159,316.29 and 96,204.54

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Solution

The fourth proportional to 115,521.67, 159,316.29 and 96,204.54 is: 132,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,521.67 : 159,316.29 = 96,204.54 : x
  2. Step 2: Convert to fraction form
    115,521.67/159,316.29 = 96,204.54/x
  3. Step 3: Cross multiply
    115,521.67x = 159,316.29 × 96,204.54
  4. Step 4: Simplify right side
    115,521.67x = 15,326,949,917.74
  5. Step 5: Solve for x
    x = 15,326,949,917.74/115,521.67
  6. Step 6: Final answer
    x = 132,675.97

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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.