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Finding the Fourth Proportional to 64,135.70, 96,252.15 and 41,941.70

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Solution

The fourth proportional to 64,135.70, 96,252.15 and 41,941.70 is: 62,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,135.70 : 96,252.15 = 41,941.70 : x
  2. Step 2: Convert to fraction form
    64,135.70/96,252.15 = 41,941.70/x
  3. Step 3: Cross multiply
    64,135.70x = 96,252.15 × 41,941.70
  4. Step 4: Simplify right side
    64,135.70x = 4,036,978,799.66
  5. Step 5: Solve for x
    x = 4,036,978,799.66/64,135.70
  6. Step 6: Final answer
    x = 62,944.33

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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.