Home / 68,940.41-95,123.01-40,247.04

Finding the Fourth Proportional to 68,940.41, 95,123.01 and 40,247.04

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Solution

The fourth proportional to 68,940.41, 95,123.01 and 40,247.04 is: 55,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,940.41 : 95,123.01 = 40,247.04 : x
  2. Step 2: Convert to fraction form
    68,940.41/95,123.01 = 40,247.04/x
  3. Step 3: Cross multiply
    68,940.41x = 95,123.01 × 40,247.04
  4. Step 4: Simplify right side
    68,940.41x = 3,828,419,387.16
  5. Step 5: Solve for x
    x = 3,828,419,387.16/68,940.41
  6. Step 6: Final answer
    x = 55,532.30

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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.