Home / 62,839.40-94,249.32-40,808.96

Finding the Fourth Proportional to 62,839.40, 94,249.32 and 40,808.96

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Solution

The fourth proportional to 62,839.40, 94,249.32 and 40,808.96 is: 61,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,839.40 : 94,249.32 = 40,808.96 : x
  2. Step 2: Convert to fraction form
    62,839.40/94,249.32 = 40,808.96/x
  3. Step 3: Cross multiply
    62,839.40x = 94,249.32 × 40,808.96
  4. Step 4: Simplify right side
    62,839.40x = 3,846,216,729.91
  5. Step 5: Solve for x
    x = 3,846,216,729.91/62,839.40
  6. Step 6: Final answer
    x = 61,207.09

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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.