Home / 68,078.27-102,120.73-25,950.50

Finding the Fourth Proportional to 68,078.27, 102,120.73 and 25,950.50

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Solution

The fourth proportional to 68,078.27, 102,120.73 and 25,950.50 is: 38,927.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,078.27 : 102,120.73 = 25,950.50 : x
  2. Step 2: Convert to fraction form
    68,078.27/102,120.73 = 25,950.50/x
  3. Step 3: Cross multiply
    68,078.27x = 102,120.73 × 25,950.50
  4. Step 4: Simplify right side
    68,078.27x = 2,650,083,493.26
  5. Step 5: Solve for x
    x = 2,650,083,493.26/68,078.27
  6. Step 6: Final answer
    x = 38,927.01

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1.5x scale

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.