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Finding the Fourth Proportional to 70,601.96, 105,902.98 and 44,325.15

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Solution

The fourth proportional to 70,601.96, 105,902.98 and 44,325.15 is: 66,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,601.96 : 105,902.98 = 44,325.15 : x
  2. Step 2: Convert to fraction form
    70,601.96/105,902.98 = 44,325.15/x
  3. Step 3: Cross multiply
    70,601.96x = 105,902.98 × 44,325.15
  4. Step 4: Simplify right side
    70,601.96x = 4,694,165,473.95
  5. Step 5: Solve for x
    x = 4,694,165,473.95/70,601.96
  6. Step 6: Final answer
    x = 66,487.75

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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.