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Finding the Fourth Proportional to 62,391.96, 93,544.11 and 21,855.56

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Solution

The fourth proportional to 62,391.96, 93,544.11 and 21,855.56 is: 32,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,391.96 : 93,544.11 = 21,855.56 : x
  2. Step 2: Convert to fraction form
    62,391.96/93,544.11 = 21,855.56/x
  3. Step 3: Cross multiply
    62,391.96x = 93,544.11 × 21,855.56
  4. Step 4: Simplify right side
    62,391.96x = 2,044,458,441.03
  5. Step 5: Solve for x
    x = 2,044,458,441.03/62,391.96
  6. Step 6: Final answer
    x = 32,767.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.