Home / 68,186.32-94,078.11-43,977.04

Finding the Fourth Proportional to 68,186.32, 94,078.11 and 43,977.04

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Solution

The fourth proportional to 68,186.32, 94,078.11 and 43,977.04 is: 60,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,186.32 : 94,078.11 = 43,977.04 : x
  2. Step 2: Convert to fraction form
    68,186.32/94,078.11 = 43,977.04/x
  3. Step 3: Cross multiply
    68,186.32x = 94,078.11 × 43,977.04
  4. Step 4: Simplify right side
    68,186.32x = 4,137,276,806.59
  5. Step 5: Solve for x
    x = 4,137,276,806.59/68,186.32
  6. Step 6: Final answer
    x = 60,676.05

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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.