Home / 108,408.28-162,637.12-58,487.44

Finding the Fourth Proportional to 108,408.28, 162,637.12 and 58,487.44

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Solution

The fourth proportional to 108,408.28, 162,637.12 and 58,487.44 is: 87,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,408.28 : 162,637.12 = 58,487.44 : x
  2. Step 2: Convert to fraction form
    108,408.28/162,637.12 = 58,487.44/x
  3. Step 3: Cross multiply
    108,408.28x = 162,637.12 × 58,487.44
  4. Step 4: Simplify right side
    108,408.28x = 9,512,228,797.77
  5. Step 5: Solve for x
    x = 9,512,228,797.77/108,408.28
  6. Step 6: Final answer
    x = 87,744.49

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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.