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Finding the Fourth Proportional to 30,000.10, 44,890.80 and 27,375.70

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Solution

The fourth proportional to 30,000.10, 44,890.80 and 27,375.70 is: 40,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.10 : 44,890.80 = 27,375.70 : x
  2. Step 2: Convert to fraction form
    30,000.10/44,890.80 = 27,375.70/x
  3. Step 3: Cross multiply
    30,000.10x = 44,890.80 × 27,375.70
  4. Step 4: Simplify right side
    30,000.10x = 1,228,917,073.56
  5. Step 5: Solve for x
    x = 1,228,917,073.56/30,000.10
  6. Step 6: Final answer
    x = 40,963.77

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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.