Home / 106,750.62-160,107.77-35,665.20

Finding the Fourth Proportional to 106,750.62, 160,107.77 and 35,665.20

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Solution

The fourth proportional to 106,750.62, 160,107.77 and 35,665.20 is: 53,491.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,750.62 : 160,107.77 = 35,665.20 : x
  2. Step 2: Convert to fraction form
    106,750.62/160,107.77 = 35,665.20/x
  3. Step 3: Cross multiply
    106,750.62x = 160,107.77 × 35,665.20
  4. Step 4: Simplify right side
    106,750.62x = 5,710,275,727.77
  5. Step 5: Solve for x
    x = 5,710,275,727.77/106,750.62
  6. Step 6: Final answer
    x = 53,491.73

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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.