Home / 159,761.55-239,601.24-47,415.18

Finding the Fourth Proportional to 159,761.55, 239,601.24 and 47,415.18

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Solution

The fourth proportional to 159,761.55, 239,601.24 and 47,415.18 is: 71,110.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,761.55 : 239,601.24 = 47,415.18 : x
  2. Step 2: Convert to fraction form
    159,761.55/239,601.24 = 47,415.18/x
  3. Step 3: Cross multiply
    159,761.55x = 239,601.24 × 47,415.18
  4. Step 4: Simplify right side
    159,761.55x = 11,360,735,922.82
  5. Step 5: Solve for x
    x = 11,360,735,922.82/159,761.55
  6. Step 6: Final answer
    x = 71,110.58

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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.