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Finding the Fourth Proportional to 67,174.50, 92,700.90 and 37,366.50

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Solution

The fourth proportional to 67,174.50, 92,700.90 and 37,366.50 is: 51,565.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,174.50 : 92,700.90 = 37,366.50 : x
  2. Step 2: Convert to fraction form
    67,174.50/92,700.90 = 37,366.50/x
  3. Step 3: Cross multiply
    67,174.50x = 92,700.90 × 37,366.50
  4. Step 4: Simplify right side
    67,174.50x = 3,463,908,179.85
  5. Step 5: Solve for x
    x = 3,463,908,179.85/67,174.50
  6. Step 6: Final answer
    x = 51,565.82

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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.