Home / 159,960.08-239,676.84-54,721.52

Finding the Fourth Proportional to 159,960.08, 239,676.84 and 54,721.52

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Solution

The fourth proportional to 159,960.08, 239,676.84 and 54,721.52 is: 81,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,960.08 : 239,676.84 = 54,721.52 : x
  2. Step 2: Convert to fraction form
    159,960.08/239,676.84 = 54,721.52/x
  3. Step 3: Cross multiply
    159,960.08x = 239,676.84 × 54,721.52
  4. Step 4: Simplify right side
    159,960.08x = 13,115,480,993.60
  5. Step 5: Solve for x
    x = 13,115,480,993.60/159,960.08
  6. Step 6: Final answer
    x = 81,992.21

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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.