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Finding the Fourth Proportional to 67,074.36, 92,564.88 and 36,862.44

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Solution

The fourth proportional to 67,074.36, 92,564.88 and 36,862.44 is: 50,871.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,074.36 : 92,564.88 = 36,862.44 : x
  2. Step 2: Convert to fraction form
    67,074.36/92,564.88 = 36,862.44/x
  3. Step 3: Cross multiply
    67,074.36x = 92,564.88 × 36,862.44
  4. Step 4: Simplify right side
    67,074.36x = 3,412,167,335.11
  5. Step 5: Solve for x
    x = 3,412,167,335.11/67,074.36
  6. Step 6: Final answer
    x = 50,871.41

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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.