Home / 106,996.14-160,356.85-40,356.90

Finding the Fourth Proportional to 106,996.14, 160,356.85 and 40,356.90

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Solution

The fourth proportional to 106,996.14, 160,356.85 and 40,356.90 is: 60,483.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,996.14 : 160,356.85 = 40,356.90 : x
  2. Step 2: Convert to fraction form
    106,996.14/160,356.85 = 40,356.90/x
  3. Step 3: Cross multiply
    106,996.14x = 160,356.85 × 40,356.90
  4. Step 4: Simplify right side
    106,996.14x = 6,471,505,258.87
  5. Step 5: Solve for x
    x = 6,471,505,258.87/106,996.14
  6. Step 6: Final answer
    x = 60,483.54

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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.