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Finding the Fourth Proportional to 67,118.39, 92,624.52 and 36,904.97

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Solution

The fourth proportional to 67,118.39, 92,624.52 and 36,904.97 is: 50,929.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,118.39 : 92,624.52 = 36,904.97 : x
  2. Step 2: Convert to fraction form
    67,118.39/92,624.52 = 36,904.97/x
  3. Step 3: Cross multiply
    67,118.39x = 92,624.52 × 36,904.97
  4. Step 4: Simplify right side
    67,118.39x = 3,418,305,131.86
  5. Step 5: Solve for x
    x = 3,418,305,131.86/67,118.39
  6. Step 6: Final answer
    x = 50,929.49

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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.