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Finding the Fourth Proportional to 176,804.56, 243,991.31 and 96,231.89

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Solution

The fourth proportional to 176,804.56, 243,991.31 and 96,231.89 is: 132,800.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,804.56 : 243,991.31 = 96,231.89 : x
  2. Step 2: Convert to fraction form
    176,804.56/243,991.31 = 96,231.89/x
  3. Step 3: Cross multiply
    176,804.56x = 243,991.31 × 96,231.89
  4. Step 4: Simplify right side
    176,804.56x = 23,479,744,904.88
  5. Step 5: Solve for x
    x = 23,479,744,904.88/176,804.56
  6. Step 6: Final answer
    x = 132,800.56

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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.