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Finding the Fourth Proportional to 67,000.76, 92,460.75 and 36,785.33

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Solution

The fourth proportional to 67,000.76, 92,460.75 and 36,785.33 is: 50,763.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,000.76 : 92,460.75 = 36,785.33 : x
  2. Step 2: Convert to fraction form
    67,000.76/92,460.75 = 36,785.33/x
  3. Step 3: Cross multiply
    67,000.76x = 92,460.75 × 36,785.33
  4. Step 4: Simplify right side
    67,000.76x = 3,401,199,200.80
  5. Step 5: Solve for x
    x = 3,401,199,200.80/67,000.76
  6. Step 6: Final answer
    x = 50,763.59

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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.