Home / 266,081.69-367,498.21-193,806.61

Finding the Fourth Proportional to 266,081.69, 367,498.21 and 193,806.61

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Solution

The fourth proportional to 266,081.69, 367,498.21 and 193,806.61 is: 267,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,081.69 : 367,498.21 = 193,806.61 : x
  2. Step 2: Convert to fraction form
    266,081.69/367,498.21 = 193,806.61/x
  3. Step 3: Cross multiply
    266,081.69x = 367,498.21 × 193,806.61
  4. Step 4: Simplify right side
    266,081.69x = 71,223,582,261.17
  5. Step 5: Solve for x
    x = 71,223,582,261.17/266,081.69
  6. Step 6: Final answer
    x = 267,675.62

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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.