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Finding the Fourth Proportional to 101,791.68, 152,650.08 and 35,214.72

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Solution

The fourth proportional to 101,791.68, 152,650.08 and 35,214.72 is: 52,809.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,791.68 : 152,650.08 = 35,214.72 : x
  2. Step 2: Convert to fraction form
    101,791.68/152,650.08 = 35,214.72/x
  3. Step 3: Cross multiply
    101,791.68x = 152,650.08 × 35,214.72
  4. Step 4: Simplify right side
    101,791.68x = 5,375,529,825.18
  5. Step 5: Solve for x
    x = 5,375,529,825.18/101,791.68
  6. Step 6: Final answer
    x = 52,809.13

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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.