Home / 20,099.66-30,163.31-6,952.04

Finding the Fourth Proportional to 20,099.66, 30,163.31 and 6,952.04

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Solution

The fourth proportional to 20,099.66, 30,163.31 and 6,952.04 is: 10,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,099.66 : 30,163.31 = 6,952.04 : x
  2. Step 2: Convert to fraction form
    20,099.66/30,163.31 = 6,952.04/x
  3. Step 3: Cross multiply
    20,099.66x = 30,163.31 × 6,952.04
  4. Step 4: Simplify right side
    20,099.66x = 209,696,502.89
  5. Step 5: Solve for x
    x = 209,696,502.89/20,099.66
  6. Step 6: Final answer
    x = 10,432.84

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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.