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Finding the Fourth Proportional to 67,037.52, 92,512.16 and 36,821.84

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Solution

The fourth proportional to 67,037.52, 92,512.16 and 36,821.84 is: 50,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,037.52 : 92,512.16 = 36,821.84 : x
  2. Step 2: Convert to fraction form
    67,037.52/92,512.16 = 36,821.84/x
  3. Step 3: Cross multiply
    67,037.52x = 92,512.16 × 36,821.84
  4. Step 4: Simplify right side
    67,037.52x = 3,406,467,306.90
  5. Step 5: Solve for x
    x = 3,406,467,306.90/67,037.52
  6. Step 6: Final answer
    x = 50,814.34

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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.