Home / 62,822.80-94,234.20-21,269.20

Finding the Fourth Proportional to 62,822.80, 94,234.20 and 21,269.20

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Solution

The fourth proportional to 62,822.80, 94,234.20 and 21,269.20 is: 31,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,822.80 : 94,234.20 = 21,269.20 : x
  2. Step 2: Convert to fraction form
    62,822.80/94,234.20 = 21,269.20/x
  3. Step 3: Cross multiply
    62,822.80x = 94,234.20 × 21,269.20
  4. Step 4: Simplify right side
    62,822.80x = 2,004,286,046.64
  5. Step 5: Solve for x
    x = 2,004,286,046.64/62,822.80
  6. Step 6: Final answer
    x = 31,903.80

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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.