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Finding the Fourth Proportional to 49,793.50, 68,715.03 and 27,437.50

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Solution

The fourth proportional to 49,793.50, 68,715.03 and 27,437.50 is: 37,863.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,793.50 : 68,715.03 = 27,437.50 : x
  2. Step 2: Convert to fraction form
    49,793.50/68,715.03 = 27,437.50/x
  3. Step 3: Cross multiply
    49,793.50x = 68,715.03 × 27,437.50
  4. Step 4: Simplify right side
    49,793.50x = 1,885,368,635.63
  5. Step 5: Solve for x
    x = 1,885,368,635.63/49,793.50
  6. Step 6: Final answer
    x = 37,863.75

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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.