Home / 106,753.32-160,029-47,556.36

Finding the Fourth Proportional to 106,753.32, 160,029 and 47,556.36

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Solution

The fourth proportional to 106,753.32, 160,029 and 47,556.36 is: 71,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,753.32 : 160,029 = 47,556.36 : x
  2. Step 2: Convert to fraction form
    106,753.32/160,029 = 47,556.36/x
  3. Step 3: Cross multiply
    106,753.32x = 160,029 × 47,556.36
  4. Step 4: Simplify right side
    106,753.32x = 7,610,396,734.44
  5. Step 5: Solve for x
    x = 7,610,396,734.44/106,753.32
  6. Step 6: Final answer
    x = 71,289.56

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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.