Home / 108,370.24-162,530.75-52,181.69

Finding the Fourth Proportional to 108,370.24, 162,530.75 and 52,181.69

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Solution

The fourth proportional to 108,370.24, 162,530.75 and 52,181.69 is: 78,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,370.24 : 162,530.75 = 52,181.69 : x
  2. Step 2: Convert to fraction form
    108,370.24/162,530.75 = 52,181.69/x
  3. Step 3: Cross multiply
    108,370.24x = 162,530.75 × 52,181.69
  4. Step 4: Simplify right side
    108,370.24x = 8,481,128,529.77
  5. Step 5: Solve for x
    x = 8,481,128,529.77/108,370.24
  6. Step 6: Final answer
    x = 78,260.68

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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.