Home / 108,050.13-162,034.11-51,874.32

Finding the Fourth Proportional to 108,050.13, 162,034.11 and 51,874.32

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Solution

The fourth proportional to 108,050.13, 162,034.11 and 51,874.32 is: 77,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,050.13 : 162,034.11 = 51,874.32 : x
  2. Step 2: Convert to fraction form
    108,050.13/162,034.11 = 51,874.32/x
  3. Step 3: Cross multiply
    108,050.13x = 162,034.11 × 51,874.32
  4. Step 4: Simplify right side
    108,050.13x = 8,405,409,273.06
  5. Step 5: Solve for x
    x = 8,405,409,273.06/108,050.13
  6. Step 6: Final answer
    x = 77,791.76

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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.