Home / 132,882.12-199,396.08-53,975.16

Finding the Fourth Proportional to 132,882.12, 199,396.08 and 53,975.16

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Solution

The fourth proportional to 132,882.12, 199,396.08 and 53,975.16 is: 80,992.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,882.12 : 199,396.08 = 53,975.16 : x
  2. Step 2: Convert to fraction form
    132,882.12/199,396.08 = 53,975.16/x
  3. Step 3: Cross multiply
    132,882.12x = 199,396.08 × 53,975.16
  4. Step 4: Simplify right side
    132,882.12x = 10,762,435,321.37
  5. Step 5: Solve for x
    x = 10,762,435,321.37/132,882.12
  6. Step 6: Final answer
    x = 80,992.35

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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.