Home / 106,481.36-146,943.28-58,735.04

Finding the Fourth Proportional to 106,481.36, 146,943.28 and 58,735.04

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Solution

The fourth proportional to 106,481.36, 146,943.28 and 58,735.04 is: 81,053.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,481.36 : 146,943.28 = 58,735.04 : x
  2. Step 2: Convert to fraction form
    106,481.36/146,943.28 = 58,735.04/x
  3. Step 3: Cross multiply
    106,481.36x = 146,943.28 × 58,735.04
  4. Step 4: Simplify right side
    106,481.36x = 8,630,719,428.53
  5. Step 5: Solve for x
    x = 8,630,719,428.53/106,481.36
  6. Step 6: Final answer
    x = 81,053.81

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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.