Home / 132,177.12-198,273.38-37,399.37

Finding the Fourth Proportional to 132,177.12, 198,273.38 and 37,399.37

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Solution

The fourth proportional to 132,177.12, 198,273.38 and 37,399.37 is: 56,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,177.12 : 198,273.38 = 37,399.37 : x
  2. Step 2: Convert to fraction form
    132,177.12/198,273.38 = 37,399.37/x
  3. Step 3: Cross multiply
    132,177.12x = 198,273.38 × 37,399.37
  4. Step 4: Simplify right side
    132,177.12x = 7,415,299,499.77
  5. Step 5: Solve for x
    x = 7,415,299,499.77/132,177.12
  6. Step 6: Final answer
    x = 56,101.23

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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.