Home / 132,152.62-198,173.04-53,245.66

Finding the Fourth Proportional to 132,152.62, 198,173.04 and 53,245.66

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Solution

The fourth proportional to 132,152.62, 198,173.04 and 53,245.66 is: 79,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,152.62 : 198,173.04 = 53,245.66 : x
  2. Step 2: Convert to fraction form
    132,152.62/198,173.04 = 53,245.66/x
  3. Step 3: Cross multiply
    132,152.62x = 198,173.04 × 53,245.66
  4. Step 4: Simplify right side
    132,152.62x = 10,551,854,309.01
  5. Step 5: Solve for x
    x = 10,551,854,309.01/132,152.62
  6. Step 6: Final answer
    x = 79,845.97

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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.