Home / 311,865.23-467,848.33-122,222.77

Finding the Fourth Proportional to 311,865.23, 467,848.33 and 122,222.77

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Solution

The fourth proportional to 311,865.23, 467,848.33 and 122,222.77 is: 183,353.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,865.23 : 467,848.33 = 122,222.77 : x
  2. Step 2: Convert to fraction form
    311,865.23/467,848.33 = 122,222.77/x
  3. Step 3: Cross multiply
    311,865.23x = 467,848.33 × 122,222.77
  4. Step 4: Simplify right side
    311,865.23x = 57,181,717,357.30
  5. Step 5: Solve for x
    x = 57,181,717,357.30/311,865.23
  6. Step 6: Final answer
    x = 183,353.93

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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.