Home / 68,025.75-102,039.67-25,908.17

Finding the Fourth Proportional to 68,025.75, 102,039.67 and 25,908.17

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Solution

The fourth proportional to 68,025.75, 102,039.67 and 25,908.17 is: 38,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,025.75 : 102,039.67 = 25,908.17 : x
  2. Step 2: Convert to fraction form
    68,025.75/102,039.67 = 25,908.17/x
  3. Step 3: Cross multiply
    68,025.75x = 102,039.67 × 25,908.17
  4. Step 4: Simplify right side
    68,025.75x = 2,643,660,477.36
  5. Step 5: Solve for x
    x = 2,643,660,477.36/68,025.75
  6. Step 6: Final answer
    x = 38,862.64

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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.