Home / 49,863.10-68,671.08-48,774.46

Finding the Fourth Proportional to 49,863.10, 68,671.08 and 48,774.46

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Solution

The fourth proportional to 49,863.10, 68,671.08 and 48,774.46 is: 67,171.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,863.10 : 68,671.08 = 48,774.46 : x
  2. Step 2: Convert to fraction form
    49,863.10/68,671.08 = 48,774.46/x
  3. Step 3: Cross multiply
    49,863.10x = 68,671.08 × 48,774.46
  4. Step 4: Simplify right side
    49,863.10x = 3,349,394,844.62
  5. Step 5: Solve for x
    x = 3,349,394,844.62/49,863.10
  6. Step 6: Final answer
    x = 67,171.81

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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.