Home / 171,699.48-236,944.44-108,120.96

Finding the Fourth Proportional to 171,699.48, 236,944.44 and 108,120.96

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Solution

The fourth proportional to 171,699.48, 236,944.44 and 108,120.96 is: 149,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,699.48 : 236,944.44 = 108,120.96 : x
  2. Step 2: Convert to fraction form
    171,699.48/236,944.44 = 108,120.96/x
  3. Step 3: Cross multiply
    171,699.48x = 236,944.44 × 108,120.96
  4. Step 4: Simplify right side
    171,699.48x = 25,618,660,319.46
  5. Step 5: Solve for x
    x = 25,618,660,319.46/171,699.48
  6. Step 6: Final answer
    x = 149,206.39

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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.