Home / 89,554.73-123,581.05-49,267.44

Finding the Fourth Proportional to 89,554.73, 123,581.05 and 49,267.44

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Solution

The fourth proportional to 89,554.73, 123,581.05 and 49,267.44 is: 67,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,554.73 : 123,581.05 = 49,267.44 : x
  2. Step 2: Convert to fraction form
    89,554.73/123,581.05 = 49,267.44/x
  3. Step 3: Cross multiply
    89,554.73x = 123,581.05 × 49,267.44
  4. Step 4: Simplify right side
    89,554.73x = 6,088,521,842.84
  5. Step 5: Solve for x
    x = 6,088,521,842.84/89,554.73
  6. Step 6: Final answer
    x = 67,986.61

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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.