Home / 68,868.12-95,022.54-40,576.44

Finding the Fourth Proportional to 68,868.12, 95,022.54 and 40,576.44

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Solution

The fourth proportional to 68,868.12, 95,022.54 and 40,576.44 is: 55,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,868.12 : 95,022.54 = 40,576.44 : x
  2. Step 2: Convert to fraction form
    68,868.12/95,022.54 = 40,576.44/x
  3. Step 3: Cross multiply
    68,868.12x = 95,022.54 × 40,576.44
  4. Step 4: Simplify right side
    68,868.12x = 3,855,676,392.96
  5. Step 5: Solve for x
    x = 3,855,676,392.96/68,868.12
  6. Step 6: Final answer
    x = 55,986.38

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1.5x scale

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.