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Finding the Fourth Proportional to 104,095.52, 143,651.84 and 59,383.52

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Solution

The fourth proportional to 104,095.52, 143,651.84 and 59,383.52 is: 81,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,095.52 : 143,651.84 = 59,383.52 : x
  2. Step 2: Convert to fraction form
    104,095.52/143,651.84 = 59,383.52/x
  3. Step 3: Cross multiply
    104,095.52x = 143,651.84 × 59,383.52
  4. Step 4: Simplify right side
    104,095.52x = 8,530,551,913.68
  5. Step 5: Solve for x
    x = 8,530,551,913.68/104,095.52
  6. Step 6: Final answer
    x = 81,949.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.