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Finding the Fourth Proportional to 229,524.23, 316,723.26 and 127,543.21

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Solution

The fourth proportional to 229,524.23, 316,723.26 and 127,543.21 is: 175,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,524.23 : 316,723.26 = 127,543.21 : x
  2. Step 2: Convert to fraction form
    229,524.23/316,723.26 = 127,543.21/x
  3. Step 3: Cross multiply
    229,524.23x = 316,723.26 × 127,543.21
  4. Step 4: Simplify right side
    229,524.23x = 40,395,900,948.54
  5. Step 5: Solve for x
    x = 40,395,900,948.54/229,524.23
  6. Step 6: Final answer
    x = 175,998.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.