Home / 120,735.72-181,103.60-41,849.95

Finding the Fourth Proportional to 120,735.72, 181,103.60 and 41,849.95

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Solution

The fourth proportional to 120,735.72, 181,103.60 and 41,849.95 is: 62,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,735.72 : 181,103.60 = 41,849.95 : x
  2. Step 2: Convert to fraction form
    120,735.72/181,103.60 = 41,849.95/x
  3. Step 3: Cross multiply
    120,735.72x = 181,103.60 × 41,849.95
  4. Step 4: Simplify right side
    120,735.72x = 7,579,176,360.85
  5. Step 5: Solve for x
    x = 7,579,176,360.85/120,735.72
  6. Step 6: Final answer
    x = 62,774.93

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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.