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Finding the Fourth Proportional to 159,958.99, 220,709.46 and 95,411.08

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Solution

The fourth proportional to 159,958.99, 220,709.46 and 95,411.08 is: 131,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,958.99 : 220,709.46 = 95,411.08 : x
  2. Step 2: Convert to fraction form
    159,958.99/220,709.46 = 95,411.08/x
  3. Step 3: Cross multiply
    159,958.99x = 220,709.46 × 95,411.08
  4. Step 4: Simplify right side
    159,958.99x = 21,058,127,944.82
  5. Step 5: Solve for x
    x = 21,058,127,944.82/159,958.99
  6. Step 6: Final answer
    x = 131,647.04

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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.