Home / 263,557.89-395,148.92-123,239.97

Finding the Fourth Proportional to 263,557.89, 395,148.92 and 123,239.97

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Solution

The fourth proportional to 263,557.89, 395,148.92 and 123,239.97 is: 184,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,557.89 : 395,148.92 = 123,239.97 : x
  2. Step 2: Convert to fraction form
    263,557.89/395,148.92 = 123,239.97/x
  3. Step 3: Cross multiply
    263,557.89x = 395,148.92 × 123,239.97
  4. Step 4: Simplify right side
    263,557.89x = 48,698,140,430.13
  5. Step 5: Solve for x
    x = 48,698,140,430.13/263,557.89
  6. Step 6: Final answer
    x = 184,772.08

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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.