Home / 120,774.54-181,103.58-50,635.02

Finding the Fourth Proportional to 120,774.54, 181,103.58 and 50,635.02

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Solution

The fourth proportional to 120,774.54, 181,103.58 and 50,635.02 is: 75,928.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,774.54 : 181,103.58 = 50,635.02 : x
  2. Step 2: Convert to fraction form
    120,774.54/181,103.58 = 50,635.02/x
  3. Step 3: Cross multiply
    120,774.54x = 181,103.58 × 50,635.02
  4. Step 4: Simplify right side
    120,774.54x = 9,170,183,395.37
  5. Step 5: Solve for x
    x = 9,170,183,395.37/120,774.54
  6. Step 6: Final answer
    x = 75,928.12

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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.