Home / 68,724.32-103,053.90-26,624.12

Finding the Fourth Proportional to 68,724.32, 103,053.90 and 26,624.12

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Solution

The fourth proportional to 68,724.32, 103,053.90 and 26,624.12 is: 39,923.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,724.32 : 103,053.90 = 26,624.12 : x
  2. Step 2: Convert to fraction form
    68,724.32/103,053.90 = 26,624.12/x
  3. Step 3: Cross multiply
    68,724.32x = 103,053.90 × 26,624.12
  4. Step 4: Simplify right side
    68,724.32x = 2,743,719,400.07
  5. Step 5: Solve for x
    x = 2,743,719,400.07/68,724.32
  6. Step 6: Final answer
    x = 39,923.56

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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.