Home / 107,308.38-161,120.57-60,016.13

Finding the Fourth Proportional to 107,308.38, 161,120.57 and 60,016.13

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Solution

The fourth proportional to 107,308.38, 161,120.57 and 60,016.13 is: 90,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,308.38 : 161,120.57 = 60,016.13 : x
  2. Step 2: Convert to fraction form
    107,308.38/161,120.57 = 60,016.13/x
  3. Step 3: Cross multiply
    107,308.38x = 161,120.57 × 60,016.13
  4. Step 4: Simplify right side
    107,308.38x = 9,669,831,969.11
  5. Step 5: Solve for x
    x = 9,669,831,969.11/107,308.38
  6. Step 6: Final answer
    x = 90,112.55

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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.