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Finding the Fourth Proportional to 29,409.68, 44,121.87 and 8,633.18

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Solution

The fourth proportional to 29,409.68, 44,121.87 and 8,633.18 is: 12,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,409.68 : 44,121.87 = 8,633.18 : x
  2. Step 2: Convert to fraction form
    29,409.68/44,121.87 = 8,633.18/x
  3. Step 3: Cross multiply
    29,409.68x = 44,121.87 × 8,633.18
  4. Step 4: Simplify right side
    29,409.68x = 380,912,045.65
  5. Step 5: Solve for x
    x = 380,912,045.65/29,409.68
  6. Step 6: Final answer
    x = 12,951.93

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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.