Home / 68,877.34-95,057.24-40,194.68

Finding the Fourth Proportional to 68,877.34, 95,057.24 and 40,194.68

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Solution

The fourth proportional to 68,877.34, 95,057.24 and 40,194.68 is: 55,472.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,877.34 : 95,057.24 = 40,194.68 : x
  2. Step 2: Convert to fraction form
    68,877.34/95,057.24 = 40,194.68/x
  3. Step 3: Cross multiply
    68,877.34x = 95,057.24 × 40,194.68
  4. Step 4: Simplify right side
    68,877.34x = 3,820,795,343.48
  5. Step 5: Solve for x
    x = 3,820,795,343.48/68,877.34
  6. Step 6: Final answer
    x = 55,472.46

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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.