Home / 108,181.06-162,236.96-36,118.50

Finding the Fourth Proportional to 108,181.06, 162,236.96 and 36,118.50

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Solution

The fourth proportional to 108,181.06, 162,236.96 and 36,118.50 is: 54,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,181.06 : 162,236.96 = 36,118.50 : x
  2. Step 2: Convert to fraction form
    108,181.06/162,236.96 = 36,118.50/x
  3. Step 3: Cross multiply
    108,181.06x = 162,236.96 × 36,118.50
  4. Step 4: Simplify right side
    108,181.06x = 5,859,755,730.06
  5. Step 5: Solve for x
    x = 5,859,755,730.06/108,181.06
  6. Step 6: Final answer
    x = 54,166.19

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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.