Home / 82,193.84-123,329.75-56,932.19

Finding the Fourth Proportional to 82,193.84, 123,329.75 and 56,932.19

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Solution

The fourth proportional to 82,193.84, 123,329.75 and 56,932.19 is: 85,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,193.84 : 123,329.75 = 56,932.19 : x
  2. Step 2: Convert to fraction form
    82,193.84/123,329.75 = 56,932.19/x
  3. Step 3: Cross multiply
    82,193.84x = 123,329.75 × 56,932.19
  4. Step 4: Simplify right side
    82,193.84x = 7,021,432,759.65
  5. Step 5: Solve for x
    x = 7,021,432,759.65/82,193.84
  6. Step 6: Final answer
    x = 85,425.29

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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.