Home / 159,863.30-239,794.92-47,543.06

Finding the Fourth Proportional to 159,863.30, 239,794.92 and 47,543.06

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Solution

The fourth proportional to 159,863.30, 239,794.92 and 47,543.06 is: 71,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,863.30 : 239,794.92 = 47,543.06 : x
  2. Step 2: Convert to fraction form
    159,863.30/239,794.92 = 47,543.06/x
  3. Step 3: Cross multiply
    159,863.30x = 239,794.92 × 47,543.06
  4. Step 4: Simplify right side
    159,863.30x = 11,400,584,269.26
  5. Step 5: Solve for x
    x = 11,400,584,269.26/159,863.30
  6. Step 6: Final answer
    x = 71,314.58

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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.