Home / 110,769.11-152,859.41-63,021.44

Finding the Fourth Proportional to 110,769.11, 152,859.41 and 63,021.44

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Solution

The fourth proportional to 110,769.11, 152,859.41 and 63,021.44 is: 86,968.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,769.11 : 152,859.41 = 63,021.44 : x
  2. Step 2: Convert to fraction form
    110,769.11/152,859.41 = 63,021.44/x
  3. Step 3: Cross multiply
    110,769.11x = 152,859.41 × 63,021.44
  4. Step 4: Simplify right side
    110,769.11x = 9,633,419,056.35
  5. Step 5: Solve for x
    x = 9,633,419,056.35/110,769.11
  6. Step 6: Final answer
    x = 86,968.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.