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Finding the Fourth Proportional to 115,355.58, 173,032.32 and 36,469.83

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Solution

The fourth proportional to 115,355.58, 173,032.32 and 36,469.83 is: 54,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,355.58 : 173,032.32 = 36,469.83 : x
  2. Step 2: Convert to fraction form
    115,355.58/173,032.32 = 36,469.83/x
  3. Step 3: Cross multiply
    115,355.58x = 173,032.32 × 36,469.83
  4. Step 4: Simplify right side
    115,355.58x = 6,310,459,294.91
  5. Step 5: Solve for x
    x = 6,310,459,294.91/115,355.58
  6. Step 6: Final answer
    x = 54,704.41

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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.