Home / 68,829.72-94,973.50-40,541.04

Finding the Fourth Proportional to 68,829.72, 94,973.50 and 40,541.04

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Solution

The fourth proportional to 68,829.72, 94,973.50 and 40,541.04 is: 55,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,829.72 : 94,973.50 = 40,541.04 : x
  2. Step 2: Convert to fraction form
    68,829.72/94,973.50 = 40,541.04/x
  3. Step 3: Cross multiply
    68,829.72x = 94,973.50 × 40,541.04
  4. Step 4: Simplify right side
    68,829.72x = 3,850,324,462.44
  5. Step 5: Solve for x
    x = 3,850,324,462.44/68,829.72
  6. Step 6: Final answer
    x = 55,939.85

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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.