Home / 68,380.24-94,363.49-38,165.01

Finding the Fourth Proportional to 68,380.24, 94,363.49 and 38,165.01

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Solution

The fourth proportional to 68,380.24, 94,363.49 and 38,165.01 is: 52,667.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,380.24 : 94,363.49 = 38,165.01 : x
  2. Step 2: Convert to fraction form
    68,380.24/94,363.49 = 38,165.01/x
  3. Step 3: Cross multiply
    68,380.24x = 94,363.49 × 38,165.01
  4. Step 4: Simplify right side
    68,380.24x = 3,601,383,112.75
  5. Step 5: Solve for x
    x = 3,601,383,112.75/68,380.24
  6. Step 6: Final answer
    x = 52,667.02

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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.