Home / 68,313.56-94,273.23-38,100.86

Finding the Fourth Proportional to 68,313.56, 94,273.23 and 38,100.86

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Solution

The fourth proportional to 68,313.56, 94,273.23 and 38,100.86 is: 52,579.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,313.56 : 94,273.23 = 38,100.86 : x
  2. Step 2: Convert to fraction form
    68,313.56/94,273.23 = 38,100.86/x
  3. Step 3: Cross multiply
    68,313.56x = 94,273.23 × 38,100.86
  4. Step 4: Simplify right side
    68,313.56x = 3,591,891,137.98
  5. Step 5: Solve for x
    x = 3,591,891,137.98/68,313.56
  6. Step 6: Final answer
    x = 52,579.48

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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.