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Finding the Fourth Proportional to 69,523.58, 104,290.86 and 27,400.79

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Solution

The fourth proportional to 69,523.58, 104,290.86 and 27,400.79 is: 41,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,523.58 : 104,290.86 = 27,400.79 : x
  2. Step 2: Convert to fraction form
    69,523.58/104,290.86 = 27,400.79/x
  3. Step 3: Cross multiply
    69,523.58x = 104,290.86 × 27,400.79
  4. Step 4: Simplify right side
    69,523.58x = 2,857,651,953.78
  5. Step 5: Solve for x
    x = 2,857,651,953.78/69,523.58
  6. Step 6: Final answer
    x = 41,103.35

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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.