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Finding the Fourth Proportional to 67,207.50, 92,742.96 and 36,992.04

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Solution

The fourth proportional to 67,207.50, 92,742.96 and 36,992.04 is: 51,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,207.50 : 92,742.96 = 36,992.04 : x
  2. Step 2: Convert to fraction form
    67,207.50/92,742.96 = 36,992.04/x
  3. Step 3: Cross multiply
    67,207.50x = 92,742.96 × 36,992.04
  4. Step 4: Simplify right side
    67,207.50x = 3,430,751,286.04
  5. Step 5: Solve for x
    x = 3,430,751,286.04/67,207.50
  6. Step 6: Final answer
    x = 51,047.15

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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.