Home / 68,834.28-94,982.85-40,534.50

Finding the Fourth Proportional to 68,834.28, 94,982.85 and 40,534.50

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Solution

The fourth proportional to 68,834.28, 94,982.85 and 40,534.50 is: 55,932.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,834.28 : 94,982.85 = 40,534.50 : x
  2. Step 2: Convert to fraction form
    68,834.28/94,982.85 = 40,534.50/x
  3. Step 3: Cross multiply
    68,834.28x = 94,982.85 × 40,534.50
  4. Step 4: Simplify right side
    68,834.28x = 3,850,082,333.33
  5. Step 5: Solve for x
    x = 3,850,082,333.33/68,834.28
  6. Step 6: Final answer
    x = 55,932.63

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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.