Home / 159,501.27-239,288.94-54,321.15

Finding the Fourth Proportional to 159,501.27, 239,288.94 and 54,321.15

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Solution

The fourth proportional to 159,501.27, 239,288.94 and 54,321.15 is: 81,494.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,501.27 : 239,288.94 = 54,321.15 : x
  2. Step 2: Convert to fraction form
    159,501.27/239,288.94 = 54,321.15/x
  3. Step 3: Cross multiply
    159,501.27x = 239,288.94 × 54,321.15
  4. Step 4: Simplify right side
    159,501.27x = 12,998,450,403.08
  5. Step 5: Solve for x
    x = 12,998,450,403.08/159,501.27
  6. Step 6: Final answer
    x = 81,494.34

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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.