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Finding the Fourth Proportional to 68,316.77, 101,796.03 and 60,863.96

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Solution

The fourth proportional to 68,316.77, 101,796.03 and 60,863.96 is: 90,690.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,316.77 : 101,796.03 = 60,863.96 : x
  2. Step 2: Convert to fraction form
    68,316.77/101,796.03 = 60,863.96/x
  3. Step 3: Cross multiply
    68,316.77x = 101,796.03 × 60,863.96
  4. Step 4: Simplify right side
    68,316.77x = 6,195,709,752.57
  5. Step 5: Solve for x
    x = 6,195,709,752.57/68,316.77
  6. Step 6: Final answer
    x = 90,690.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.