Home / 163,611.90-225,708.62-95,631.75

Finding the Fourth Proportional to 163,611.90, 225,708.62 and 95,631.75

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Solution

The fourth proportional to 163,611.90, 225,708.62 and 95,631.75 is: 131,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,611.90 : 225,708.62 = 95,631.75 : x
  2. Step 2: Convert to fraction form
    163,611.90/225,708.62 = 95,631.75/x
  3. Step 3: Cross multiply
    163,611.90x = 225,708.62 × 95,631.75
  4. Step 4: Simplify right side
    163,611.90x = 21,584,909,842.53
  5. Step 5: Solve for x
    x = 21,584,909,842.53/163,611.90
  6. Step 6: Final answer
    x = 131,927.51

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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.