Home / 69,392.13-104,091.07-20,144.13

Finding the Fourth Proportional to 69,392.13, 104,091.07 and 20,144.13

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Solution

The fourth proportional to 69,392.13, 104,091.07 and 20,144.13 is: 30,217.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,392.13 : 104,091.07 = 20,144.13 : x
  2. Step 2: Convert to fraction form
    69,392.13/104,091.07 = 20,144.13/x
  3. Step 3: Cross multiply
    69,392.13x = 104,091.07 × 20,144.13
  4. Step 4: Simplify right side
    69,392.13x = 2,096,823,475.10
  5. Step 5: Solve for x
    x = 2,096,823,475.10/69,392.13
  6. Step 6: Final answer
    x = 30,217.02

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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.