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Finding the Fourth Proportional to 67,000.42, 92,462.34 and 36,787.69

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Solution

The fourth proportional to 67,000.42, 92,462.34 and 36,787.69 is: 50,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,000.42 : 92,462.34 = 36,787.69 : x
  2. Step 2: Convert to fraction form
    67,000.42/92,462.34 = 36,787.69/x
  3. Step 3: Cross multiply
    67,000.42x = 92,462.34 × 36,787.69
  4. Step 4: Simplify right side
    67,000.42x = 3,401,475,900.59
  5. Step 5: Solve for x
    x = 3,401,475,900.59/67,000.42
  6. Step 6: Final answer
    x = 50,767.98

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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.