Home / 132,507.54-198,759.29-53,565.75

Finding the Fourth Proportional to 132,507.54, 198,759.29 and 53,565.75

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Solution

The fourth proportional to 132,507.54, 198,759.29 and 53,565.75 is: 80,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,507.54 : 198,759.29 = 53,565.75 : x
  2. Step 2: Convert to fraction form
    132,507.54/198,759.29 = 53,565.75/x
  3. Step 3: Cross multiply
    132,507.54x = 198,759.29 × 53,565.75
  4. Step 4: Simplify right side
    132,507.54x = 10,646,690,170.49
  5. Step 5: Solve for x
    x = 10,646,690,170.49/132,507.54
  6. Step 6: Final answer
    x = 80,347.81

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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.