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Finding the Fourth Proportional to 115,708.67, 173,575.77 and 36,804.44

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Solution

The fourth proportional to 115,708.67, 173,575.77 and 36,804.44 is: 55,210.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,708.67 : 173,575.77 = 36,804.44 : x
  2. Step 2: Convert to fraction form
    115,708.67/173,575.77 = 36,804.44/x
  3. Step 3: Cross multiply
    115,708.67x = 173,575.77 × 36,804.44
  4. Step 4: Simplify right side
    115,708.67x = 6,388,359,308.34
  5. Step 5: Solve for x
    x = 6,388,359,308.34/115,708.67
  6. Step 6: Final answer
    x = 55,210.72

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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.