Home / 176,650.26-243,722.38-100,163.33

Finding the Fourth Proportional to 176,650.26, 243,722.38 and 100,163.33

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Solution

The fourth proportional to 176,650.26, 243,722.38 and 100,163.33 is: 138,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,650.26 : 243,722.38 = 100,163.33 : x
  2. Step 2: Convert to fraction form
    176,650.26/243,722.38 = 100,163.33/x
  3. Step 3: Cross multiply
    176,650.26x = 243,722.38 × 100,163.33
  4. Step 4: Simplify right side
    176,650.26x = 24,412,044,675.51
  5. Step 5: Solve for x
    x = 24,412,044,675.51/176,650.26
  6. Step 6: Final answer
    x = 138,194.22

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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.