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Finding the Fourth Proportional to 67,994.82, 93,833.91 and 37,782.97

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Solution

The fourth proportional to 67,994.82, 93,833.91 and 37,782.97 is: 52,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,994.82 : 93,833.91 = 37,782.97 : x
  2. Step 2: Convert to fraction form
    67,994.82/93,833.91 = 37,782.97/x
  3. Step 3: Cross multiply
    67,994.82x = 93,833.91 × 37,782.97
  4. Step 4: Simplify right side
    67,994.82x = 3,545,323,571.93
  5. Step 5: Solve for x
    x = 3,545,323,571.93/67,994.82
  6. Step 6: Final answer
    x = 52,141.08

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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.