Home / 132,256.98-198,431.55-49,174.74

Finding the Fourth Proportional to 132,256.98, 198,431.55 and 49,174.74

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Solution

The fourth proportional to 132,256.98, 198,431.55 and 49,174.74 is: 73,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,256.98 : 198,431.55 = 49,174.74 : x
  2. Step 2: Convert to fraction form
    132,256.98/198,431.55 = 49,174.74/x
  3. Step 3: Cross multiply
    132,256.98x = 198,431.55 × 49,174.74
  4. Step 4: Simplify right side
    132,256.98x = 9,757,819,879.05
  5. Step 5: Solve for x
    x = 9,757,819,879.05/132,256.98
  6. Step 6: Final answer
    x = 73,779.24

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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.