Home / 69,366.28-104,062.54-21,993.30

Finding the Fourth Proportional to 69,366.28, 104,062.54 and 21,993.30

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Solution

The fourth proportional to 69,366.28, 104,062.54 and 21,993.30 is: 32,994.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,366.28 : 104,062.54 = 21,993.30 : x
  2. Step 2: Convert to fraction form
    69,366.28/104,062.54 = 21,993.30/x
  3. Step 3: Cross multiply
    69,366.28x = 104,062.54 × 21,993.30
  4. Step 4: Simplify right side
    69,366.28x = 2,288,678,660.98
  5. Step 5: Solve for x
    x = 2,288,678,660.98/69,366.28
  6. Step 6: Final answer
    x = 32,994.11

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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.