Home / 68,258.88-94,189.44-41,407.68

Finding the Fourth Proportional to 68,258.88, 94,189.44 and 41,407.68

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Solution

The fourth proportional to 68,258.88, 94,189.44 and 41,407.68 is: 57,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,258.88 : 94,189.44 = 41,407.68 : x
  2. Step 2: Convert to fraction form
    68,258.88/94,189.44 = 41,407.68/x
  3. Step 3: Cross multiply
    68,258.88x = 94,189.44 × 41,407.68
  4. Step 4: Simplify right side
    68,258.88x = 3,900,166,190.90
  5. Step 5: Solve for x
    x = 3,900,166,190.90/68,258.88
  6. Step 6: Final answer
    x = 57,137.86

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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.