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Finding the Fourth Proportional to 229,409.56, 316,587.42 and 132,606.04

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Solution

The fourth proportional to 229,409.56, 316,587.42 and 132,606.04 is: 182,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,409.56 : 316,587.42 = 132,606.04 : x
  2. Step 2: Convert to fraction form
    229,409.56/316,587.42 = 132,606.04/x
  3. Step 3: Cross multiply
    229,409.56x = 316,587.42 × 132,606.04
  4. Step 4: Simplify right side
    229,409.56x = 41,981,404,080.02
  5. Step 5: Solve for x
    x = 41,981,404,080.02/229,409.56
  6. Step 6: Final answer
    x = 182,997.62

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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.