Home / 69,822.99-104,724.11-25,439.40

Finding the Fourth Proportional to 69,822.99, 104,724.11 and 25,439.40

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Solution

The fourth proportional to 69,822.99, 104,724.11 and 25,439.40 is: 38,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,822.99 : 104,724.11 = 25,439.40 : x
  2. Step 2: Convert to fraction form
    69,822.99/104,724.11 = 25,439.40/x
  3. Step 3: Cross multiply
    69,822.99x = 104,724.11 × 25,439.40
  4. Step 4: Simplify right side
    69,822.99x = 2,664,118,396.74
  5. Step 5: Solve for x
    x = 2,664,118,396.74/69,822.99
  6. Step 6: Final answer
    x = 38,155.32

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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.