Home / 106,622.28-160,016.04-40,122.90

Finding the Fourth Proportional to 106,622.28, 160,016.04 and 40,122.90

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Solution

The fourth proportional to 106,622.28, 160,016.04 and 40,122.90 is: 60,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,622.28 : 160,016.04 = 40,122.90 : x
  2. Step 2: Convert to fraction form
    106,622.28/160,016.04 = 40,122.90/x
  3. Step 3: Cross multiply
    106,622.28x = 160,016.04 × 40,122.90
  4. Step 4: Simplify right side
    106,622.28x = 6,420,307,571.32
  5. Step 5: Solve for x
    x = 6,420,307,571.32/106,622.28
  6. Step 6: Final answer
    x = 60,215.44

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1.5x scale

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.