Home / 229,723.90-316,972.52-134,212.14

Finding the Fourth Proportional to 229,723.90, 316,972.52 and 134,212.14

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Solution

The fourth proportional to 229,723.90, 316,972.52 and 134,212.14 is: 185,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,723.90 : 316,972.52 = 134,212.14 : x
  2. Step 2: Convert to fraction form
    229,723.90/316,972.52 = 134,212.14/x
  3. Step 3: Cross multiply
    229,723.90x = 316,972.52 × 134,212.14
  4. Step 4: Simplify right side
    229,723.90x = 42,541,560,230.39
  5. Step 5: Solve for x
    x = 42,541,560,230.39/229,723.90
  6. Step 6: Final answer
    x = 185,185.61

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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.