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Finding the Fourth Proportional to 68,257.77, 102,432.79 and 23,884.91

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Solution

The fourth proportional to 68,257.77, 102,432.79 and 23,884.91 is: 35,843.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,257.77 : 102,432.79 = 23,884.91 : x
  2. Step 2: Convert to fraction form
    68,257.77/102,432.79 = 23,884.91/x
  3. Step 3: Cross multiply
    68,257.77x = 102,432.79 × 23,884.91
  4. Step 4: Simplify right side
    68,257.77x = 2,446,597,737.66
  5. Step 5: Solve for x
    x = 2,446,597,737.66/68,257.77
  6. Step 6: Final answer
    x = 35,843.50

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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.