Home / 121,769.78-182,637.42-41,806.44

Finding the Fourth Proportional to 121,769.78, 182,637.42 and 41,806.44

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Solution

The fourth proportional to 121,769.78, 182,637.42 and 41,806.44 is: 62,703.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,769.78 : 182,637.42 = 41,806.44 : x
  2. Step 2: Convert to fraction form
    121,769.78/182,637.42 = 41,806.44/x
  3. Step 3: Cross multiply
    121,769.78x = 182,637.42 × 41,806.44
  4. Step 4: Simplify right side
    121,769.78x = 7,635,420,340.98
  5. Step 5: Solve for x
    x = 7,635,420,340.98/121,769.78
  6. Step 6: Final answer
    x = 62,703.74

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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.