Home / 132,904.80-199,353.96-53,999.46

Finding the Fourth Proportional to 132,904.80, 199,353.96 and 53,999.46

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Solution

The fourth proportional to 132,904.80, 199,353.96 and 53,999.46 is: 80,997.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,904.80 : 199,353.96 = 53,999.46 : x
  2. Step 2: Convert to fraction form
    132,904.80/199,353.96 = 53,999.46/x
  3. Step 3: Cross multiply
    132,904.80x = 199,353.96 × 53,999.46
  4. Step 4: Simplify right side
    132,904.80x = 10,765,006,188.86
  5. Step 5: Solve for x
    x = 10,765,006,188.86/132,904.80
  6. Step 6: Final answer
    x = 80,997.87

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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.