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Finding the Fourth Proportional to 227,635.68, 314,166.96 and 127,054.56

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Solution

The fourth proportional to 227,635.68, 314,166.96 and 127,054.56 is: 175,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,635.68 : 314,166.96 = 127,054.56 : x
  2. Step 2: Convert to fraction form
    227,635.68/314,166.96 = 127,054.56/x
  3. Step 3: Cross multiply
    227,635.68x = 314,166.96 × 127,054.56
  4. Step 4: Simplify right side
    227,635.68x = 39,916,344,869.34
  5. Step 5: Solve for x
    x = 39,916,344,869.34/227,635.68
  6. Step 6: Final answer
    x = 175,351.88

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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.