Home / 81,022.62-111,811.22-44,724.08

Finding the Fourth Proportional to 81,022.62, 111,811.22 and 44,724.08

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Solution

The fourth proportional to 81,022.62, 111,811.22 and 44,724.08 is: 61,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,022.62 : 111,811.22 = 44,724.08 : x
  2. Step 2: Convert to fraction form
    81,022.62/111,811.22 = 44,724.08/x
  3. Step 3: Cross multiply
    81,022.62x = 111,811.22 × 44,724.08
  4. Step 4: Simplify right side
    81,022.62x = 5,000,653,794.44
  5. Step 5: Solve for x
    x = 5,000,653,794.44/81,022.62
  6. Step 6: Final answer
    x = 61,719.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.