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Finding the Fourth Proportional to 68,255.86, 102,318.96 and 23,853.68

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Solution

The fourth proportional to 68,255.86, 102,318.96 and 23,853.68 is: 35,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,255.86 : 102,318.96 = 23,853.68 : x
  2. Step 2: Convert to fraction form
    68,255.86/102,318.96 = 23,853.68/x
  3. Step 3: Cross multiply
    68,255.86x = 102,318.96 × 23,853.68
  4. Step 4: Simplify right side
    68,255.86x = 2,440,683,729.77
  5. Step 5: Solve for x
    x = 2,440,683,729.77/68,255.86
  6. Step 6: Final answer
    x = 35,757.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.