Home / 159,974.08-239,936.46-53,359.90

Finding the Fourth Proportional to 159,974.08, 239,936.46 and 53,359.90

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Solution

The fourth proportional to 159,974.08, 239,936.46 and 53,359.90 is: 80,031.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,974.08 : 239,936.46 = 53,359.90 : x
  2. Step 2: Convert to fraction form
    159,974.08/239,936.46 = 53,359.90/x
  3. Step 3: Cross multiply
    159,974.08x = 239,936.46 × 53,359.90
  4. Step 4: Simplify right side
    159,974.08x = 12,802,985,511.95
  5. Step 5: Solve for x
    x = 12,802,985,511.95/159,974.08
  6. Step 6: Final answer
    x = 80,031.62

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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.