Home / 108,874.06-163,357.37-52,755.96

Finding the Fourth Proportional to 108,874.06, 163,357.37 and 52,755.96

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Solution

The fourth proportional to 108,874.06, 163,357.37 and 52,755.96 is: 79,156.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,874.06 : 163,357.37 = 52,755.96 : x
  2. Step 2: Convert to fraction form
    108,874.06/163,357.37 = 52,755.96/x
  3. Step 3: Cross multiply
    108,874.06x = 163,357.37 × 52,755.96
  4. Step 4: Simplify right side
    108,874.06x = 8,618,074,877.43
  5. Step 5: Solve for x
    x = 8,618,074,877.43/108,874.06
  6. Step 6: Final answer
    x = 79,156.37

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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.