Home / 132,153.62-198,174.54-53,246.66

Finding the Fourth Proportional to 132,153.62, 198,174.54 and 53,246.66

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Solution

The fourth proportional to 132,153.62, 198,174.54 and 53,246.66 is: 79,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,153.62 : 198,174.54 = 53,246.66 : x
  2. Step 2: Convert to fraction form
    132,153.62/198,174.54 = 53,246.66/x
  3. Step 3: Cross multiply
    132,153.62x = 198,174.54 × 53,246.66
  4. Step 4: Simplify right side
    132,153.62x = 10,552,132,352.04
  5. Step 5: Solve for x
    x = 10,552,132,352.04/132,153.62
  6. Step 6: Final answer
    x = 79,847.47

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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.