Home / 394,681.38-592,020.66-141,961.44

Finding the Fourth Proportional to 394,681.38, 592,020.66 and 141,961.44

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Solution

The fourth proportional to 394,681.38, 592,020.66 and 141,961.44 is: 212,941.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,681.38 : 592,020.66 = 141,961.44 : x
  2. Step 2: Convert to fraction form
    394,681.38/592,020.66 = 141,961.44/x
  3. Step 3: Cross multiply
    394,681.38x = 592,020.66 × 141,961.44
  4. Step 4: Simplify right side
    394,681.38x = 84,044,105,403.35
  5. Step 5: Solve for x
    x = 84,044,105,403.35/394,681.38
  6. Step 6: Final answer
    x = 212,941.65

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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.