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Finding the Fourth Proportional to 49,594.50, 68,412.60 and 29,431.44

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Solution

The fourth proportional to 49,594.50, 68,412.60 and 29,431.44 is: 40,598.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,594.50 : 68,412.60 = 29,431.44 : x
  2. Step 2: Convert to fraction form
    49,594.50/68,412.60 = 29,431.44/x
  3. Step 3: Cross multiply
    49,594.50x = 68,412.60 × 29,431.44
  4. Step 4: Simplify right side
    49,594.50x = 2,013,481,332.14
  5. Step 5: Solve for x
    x = 2,013,481,332.14/49,594.50
  6. Step 6: Final answer
    x = 40,598.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.