Home / 151,830.30-227,745.45-122,305.80

Finding the Fourth Proportional to 151,830.30, 227,745.45 and 122,305.80

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Solution

The fourth proportional to 151,830.30, 227,745.45 and 122,305.80 is: 183,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,830.30 : 227,745.45 = 122,305.80 : x
  2. Step 2: Convert to fraction form
    151,830.30/227,745.45 = 122,305.80/x
  3. Step 3: Cross multiply
    151,830.30x = 227,745.45 × 122,305.80
  4. Step 4: Simplify right side
    151,830.30x = 27,854,589,458.61
  5. Step 5: Solve for x
    x = 27,854,589,458.61/151,830.30
  6. Step 6: Final answer
    x = 183,458.70

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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.