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Finding the Fourth Proportional to 68,773.36, 94,924.12 and 41,930.67

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Solution

The fourth proportional to 68,773.36, 94,924.12 and 41,930.67 is: 57,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,773.36 : 94,924.12 = 41,930.67 : x
  2. Step 2: Convert to fraction form
    68,773.36/94,924.12 = 41,930.67/x
  3. Step 3: Cross multiply
    68,773.36x = 94,924.12 × 41,930.67
  4. Step 4: Simplify right side
    68,773.36x = 3,980,231,950.76
  5. Step 5: Solve for x
    x = 3,980,231,950.76/68,773.36
  6. Step 6: Final answer
    x = 57,874.62

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1.5x scale

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.