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Finding the Fourth Proportional to 70,951.68, 97,861.85 and 48,250.32

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Solution

The fourth proportional to 70,951.68, 97,861.85 and 48,250.32 is: 66,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,951.68 : 97,861.85 = 48,250.32 : x
  2. Step 2: Convert to fraction form
    70,951.68/97,861.85 = 48,250.32/x
  3. Step 3: Cross multiply
    70,951.68x = 97,861.85 × 48,250.32
  4. Step 4: Simplify right side
    70,951.68x = 4,721,865,578.29
  5. Step 5: Solve for x
    x = 4,721,865,578.29/70,951.68
  6. Step 6: Final answer
    x = 66,550.44

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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.