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Finding the Fourth Proportional to 108,474.66, 162,759.87 and 37,408.14

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Solution

The fourth proportional to 108,474.66, 162,759.87 and 37,408.14 is: 56,128.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,474.66 : 162,759.87 = 37,408.14 : x
  2. Step 2: Convert to fraction form
    108,474.66/162,759.87 = 37,408.14/x
  3. Step 3: Cross multiply
    108,474.66x = 162,759.87 × 37,408.14
  4. Step 4: Simplify right side
    108,474.66x = 6,088,544,003.34
  5. Step 5: Solve for x
    x = 6,088,544,003.34/108,474.66
  6. Step 6: Final answer
    x = 56,128.72

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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.