Home / 68,143.19-94,049.98-41,308.70

Finding the Fourth Proportional to 68,143.19, 94,049.98 and 41,308.70

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Solution

The fourth proportional to 68,143.19, 94,049.98 and 41,308.70 is: 57,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,143.19 : 94,049.98 = 41,308.70 : x
  2. Step 2: Convert to fraction form
    68,143.19/94,049.98 = 41,308.70/x
  3. Step 3: Cross multiply
    68,143.19x = 94,049.98 × 41,308.70
  4. Step 4: Simplify right side
    68,143.19x = 3,885,081,835.30
  5. Step 5: Solve for x
    x = 3,885,081,835.30/68,143.19
  6. Step 6: Final answer
    x = 57,013.51

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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.