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Finding the Fourth Proportional to 68,250.72, 102,376.08 and 23,878.92

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Solution

The fourth proportional to 68,250.72, 102,376.08 and 23,878.92 is: 35,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,250.72 : 102,376.08 = 23,878.92 : x
  2. Step 2: Convert to fraction form
    68,250.72/102,376.08 = 23,878.92/x
  3. Step 3: Cross multiply
    68,250.72x = 102,376.08 × 23,878.92
  4. Step 4: Simplify right side
    68,250.72x = 2,444,630,224.23
  5. Step 5: Solve for x
    x = 2,444,630,224.23/68,250.72
  6. Step 6: Final answer
    x = 35,818.38

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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.