Home / 283,982.26-391,893.33-156,663.22

Finding the Fourth Proportional to 283,982.26, 391,893.33 and 156,663.22

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Solution

The fourth proportional to 283,982.26, 391,893.33 and 156,663.22 is: 216,194.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,982.26 : 391,893.33 = 156,663.22 : x
  2. Step 2: Convert to fraction form
    283,982.26/391,893.33 = 156,663.22/x
  3. Step 3: Cross multiply
    283,982.26x = 391,893.33 × 156,663.22
  4. Step 4: Simplify right side
    283,982.26x = 61,395,270,974.32
  5. Step 5: Solve for x
    x = 61,395,270,974.32/283,982.26
  6. Step 6: Final answer
    x = 216,194.04

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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.