Home / 165,833.28-228,835.44-92,231.61

Finding the Fourth Proportional to 165,833.28, 228,835.44 and 92,231.61

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Solution

The fourth proportional to 165,833.28, 228,835.44 and 92,231.61 is: 127,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,833.28 : 228,835.44 = 92,231.61 : x
  2. Step 2: Convert to fraction form
    165,833.28/228,835.44 = 92,231.61/x
  3. Step 3: Cross multiply
    165,833.28x = 228,835.44 × 92,231.61
  4. Step 4: Simplify right side
    165,833.28x = 21,105,861,056.26
  5. Step 5: Solve for x
    x = 21,105,861,056.26/165,833.28
  6. Step 6: Final answer
    x = 127,271.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.