Home / 189,174.20-283,777.65-54,238.86

Finding the Fourth Proportional to 189,174.20, 283,777.65 and 54,238.86

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Solution

The fourth proportional to 189,174.20, 283,777.65 and 54,238.86 is: 81,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,174.20 : 283,777.65 = 54,238.86 : x
  2. Step 2: Convert to fraction form
    189,174.20/283,777.65 = 54,238.86/x
  3. Step 3: Cross multiply
    189,174.20x = 283,777.65 × 54,238.86
  4. Step 4: Simplify right side
    189,174.20x = 15,391,776,229.48
  5. Step 5: Solve for x
    x = 15,391,776,229.48/189,174.20
  6. Step 6: Final answer
    x = 81,362.98

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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.