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Finding the Fourth Proportional to 29,600.40, 44,443.80 and 12,104.40

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Solution

The fourth proportional to 29,600.40, 44,443.80 and 12,104.40 is: 18,174.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,600.40 : 44,443.80 = 12,104.40 : x
  2. Step 2: Convert to fraction form
    29,600.40/44,443.80 = 12,104.40/x
  3. Step 3: Cross multiply
    29,600.40x = 44,443.80 × 12,104.40
  4. Step 4: Simplify right side
    29,600.40x = 537,965,532.72
  5. Step 5: Solve for x
    x = 537,965,532.72/29,600.40
  6. Step 6: Final answer
    x = 18,174.27

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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.