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Finding the Fourth Proportional to 69,587.91, 104,294.39 and 49,904.91

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Solution

The fourth proportional to 69,587.91, 104,294.39 and 49,904.91 is: 74,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,587.91 : 104,294.39 = 49,904.91 : x
  2. Step 2: Convert to fraction form
    69,587.91/104,294.39 = 49,904.91/x
  3. Step 3: Cross multiply
    69,587.91x = 104,294.39 × 49,904.91
  4. Step 4: Simplify right side
    69,587.91x = 5,204,801,896.93
  5. Step 5: Solve for x
    x = 5,204,801,896.93/69,587.91
  6. Step 6: Final answer
    x = 74,794.63

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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.