Home / 159,163.21-238,747.56-53,984.89

Finding the Fourth Proportional to 159,163.21, 238,747.56 and 53,984.89

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Solution

The fourth proportional to 159,163.21, 238,747.56 and 53,984.89 is: 80,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,163.21 : 238,747.56 = 53,984.89 : x
  2. Step 2: Convert to fraction form
    159,163.21/238,747.56 = 53,984.89/x
  3. Step 3: Cross multiply
    159,163.21x = 238,747.56 × 53,984.89
  4. Step 4: Simplify right side
    159,163.21x = 12,888,760,764.37
  5. Step 5: Solve for x
    x = 12,888,760,764.37/159,163.21
  6. Step 6: Final answer
    x = 80,978.27

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1.5x scale

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.