Home / 132,267.53-198,338.79-51,252.51

Finding the Fourth Proportional to 132,267.53, 198,338.79 and 51,252.51

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Solution

The fourth proportional to 132,267.53, 198,338.79 and 51,252.51 is: 76,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,267.53 : 198,338.79 = 51,252.51 : x
  2. Step 2: Convert to fraction form
    132,267.53/198,338.79 = 51,252.51/x
  3. Step 3: Cross multiply
    132,267.53x = 198,338.79 × 51,252.51
  4. Step 4: Simplify right side
    132,267.53x = 10,165,360,817.86
  5. Step 5: Solve for x
    x = 10,165,360,817.86/132,267.53
  6. Step 6: Final answer
    x = 76,854.55

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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.