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Finding the Fourth Proportional to 69,565.92, 104,256.60 and 37,894.74

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Solution

The fourth proportional to 69,565.92, 104,256.60 and 37,894.74 is: 56,791.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,565.92 : 104,256.60 = 37,894.74 : x
  2. Step 2: Convert to fraction form
    69,565.92/104,256.60 = 37,894.74/x
  3. Step 3: Cross multiply
    69,565.92x = 104,256.60 × 37,894.74
  4. Step 4: Simplify right side
    69,565.92x = 3,950,776,750.28
  5. Step 5: Solve for x
    x = 3,950,776,750.28/69,565.92
  6. Step 6: Final answer
    x = 56,791.84

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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.