Home / 214,496.76-321,747.01-54,572.83

Finding the Fourth Proportional to 214,496.76, 321,747.01 and 54,572.83

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Solution

The fourth proportional to 214,496.76, 321,747.01 and 54,572.83 is: 81,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,496.76 : 321,747.01 = 54,572.83 : x
  2. Step 2: Convert to fraction form
    214,496.76/321,747.01 = 54,572.83/x
  3. Step 3: Cross multiply
    214,496.76x = 321,747.01 × 54,572.83
  4. Step 4: Simplify right side
    214,496.76x = 17,558,644,879.74
  5. Step 5: Solve for x
    x = 17,558,644,879.74/214,496.76
  6. Step 6: Final answer
    x = 81,859.72

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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.