Home / 120,774.24-181,102.84-50,634.72

Finding the Fourth Proportional to 120,774.24, 181,102.84 and 50,634.72

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Solution

The fourth proportional to 120,774.24, 181,102.84 and 50,634.72 is: 75,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,774.24 : 181,102.84 = 50,634.72 : x
  2. Step 2: Convert to fraction form
    120,774.24/181,102.84 = 50,634.72/x
  3. Step 3: Cross multiply
    120,774.24x = 181,102.84 × 50,634.72
  4. Step 4: Simplify right side
    120,774.24x = 9,170,091,594.60
  5. Step 5: Solve for x
    x = 9,170,091,594.60/120,774.24
  6. Step 6: Final answer
    x = 75,927.55

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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.