Home / 165,973.73-228,490.07-158,347.85

Finding the Fourth Proportional to 165,973.73, 228,490.07 and 158,347.85

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Solution

The fourth proportional to 165,973.73, 228,490.07 and 158,347.85 is: 217,991.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,973.73 : 228,490.07 = 158,347.85 : x
  2. Step 2: Convert to fraction form
    165,973.73/228,490.07 = 158,347.85/x
  3. Step 3: Cross multiply
    165,973.73x = 228,490.07 × 158,347.85
  4. Step 4: Simplify right side
    165,973.73x = 36,180,909,396.66
  5. Step 5: Solve for x
    x = 36,180,909,396.66/165,973.73
  6. Step 6: Final answer
    x = 217,991.79

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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.