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Finding the Fourth Proportional to 67,000.70, 92,461.38 and 36,787.34

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Solution

The fourth proportional to 67,000.70, 92,461.38 and 36,787.34 is: 50,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,000.70 : 92,461.38 = 36,787.34 : x
  2. Step 2: Convert to fraction form
    67,000.70/92,461.38 = 36,787.34/x
  3. Step 3: Cross multiply
    67,000.70x = 92,461.38 × 36,787.34
  4. Step 4: Simplify right side
    67,000.70x = 3,401,408,222.93
  5. Step 5: Solve for x
    x = 3,401,408,222.93/67,000.70
  6. Step 6: Final answer
    x = 50,766.76

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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.