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Finding the Fourth Proportional to 60,827.10, 91,240.65 and 23,404.80

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Solution

The fourth proportional to 60,827.10, 91,240.65 and 23,404.80 is: 35,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,827.10 : 91,240.65 = 23,404.80 : x
  2. Step 2: Convert to fraction form
    60,827.10/91,240.65 = 23,404.80/x
  3. Step 3: Cross multiply
    60,827.10x = 91,240.65 × 23,404.80
  4. Step 4: Simplify right side
    60,827.10x = 2,135,469,059.87
  5. Step 5: Solve for x
    x = 2,135,469,059.87/60,827.10
  6. Step 6: Final answer
    x = 35,107.20

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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.