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Finding the Fourth Proportional to 70,596.75, 105,872.67 and 23,200.91

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Solution

The fourth proportional to 70,596.75, 105,872.67 and 23,200.91 is: 34,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,596.75 : 105,872.67 = 23,200.91 : x
  2. Step 2: Convert to fraction form
    70,596.75/105,872.67 = 23,200.91/x
  3. Step 3: Cross multiply
    70,596.75x = 105,872.67 × 23,200.91
  4. Step 4: Simplify right side
    70,596.75x = 2,456,341,758.77
  5. Step 5: Solve for x
    x = 2,456,341,758.77/70,596.75
  6. Step 6: Final answer
    x = 34,793.98

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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.