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Finding the Fourth Proportional to 67,102.34, 92,603.30 and 36,889.97

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Solution

The fourth proportional to 67,102.34, 92,603.30 and 36,889.97 is: 50,909.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,102.34 : 92,603.30 = 36,889.97 : x
  2. Step 2: Convert to fraction form
    67,102.34/92,603.30 = 36,889.97/x
  3. Step 3: Cross multiply
    67,102.34x = 92,603.30 × 36,889.97
  4. Step 4: Simplify right side
    67,102.34x = 3,416,132,311.43
  5. Step 5: Solve for x
    x = 3,416,132,311.43/67,102.34
  6. Step 6: Final answer
    x = 50,909.29

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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.