Home / 108,194.51-162,279.21-29,314.69

Finding the Fourth Proportional to 108,194.51, 162,279.21 and 29,314.69

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Solution

The fourth proportional to 108,194.51, 162,279.21 and 29,314.69 is: 43,968.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,194.51 : 162,279.21 = 29,314.69 : x
  2. Step 2: Convert to fraction form
    108,194.51/162,279.21 = 29,314.69/x
  3. Step 3: Cross multiply
    108,194.51x = 162,279.21 × 29,314.69
  4. Step 4: Simplify right side
    108,194.51x = 4,757,164,734.59
  5. Step 5: Solve for x
    x = 4,757,164,734.59/108,194.51
  6. Step 6: Final answer
    x = 43,968.63

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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.