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Finding the Fourth Proportional to 115,781.67, 173,672.50 and 32,675.67

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Solution

The fourth proportional to 115,781.67, 173,672.50 and 32,675.67 is: 49,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,781.67 : 173,672.50 = 32,675.67 : x
  2. Step 2: Convert to fraction form
    115,781.67/173,672.50 = 32,675.67/x
  3. Step 3: Cross multiply
    115,781.67x = 173,672.50 × 32,675.67
  4. Step 4: Simplify right side
    115,781.67x = 5,674,865,298.08
  5. Step 5: Solve for x
    x = 5,674,865,298.08/115,781.67
  6. Step 6: Final answer
    x = 49,013.50

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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.