Home / 68,238.60-94,171.24-39,558.37

Finding the Fourth Proportional to 68,238.60, 94,171.24 and 39,558.37

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Solution

The fourth proportional to 68,238.60, 94,171.24 and 39,558.37 is: 54,591.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,238.60 : 94,171.24 = 39,558.37 : x
  2. Step 2: Convert to fraction form
    68,238.60/94,171.24 = 39,558.37/x
  3. Step 3: Cross multiply
    68,238.60x = 94,171.24 × 39,558.37
  4. Step 4: Simplify right side
    68,238.60x = 3,725,260,755.28
  5. Step 5: Solve for x
    x = 3,725,260,755.28/68,238.60
  6. Step 6: Final answer
    x = 54,591.70

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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.