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Finding the Fourth Proportional to 176,799.51, 243,989.31 and 96,229.96

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Solution

The fourth proportional to 176,799.51, 243,989.31 and 96,229.96 is: 132,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,799.51 : 243,989.31 = 96,229.96 : x
  2. Step 2: Convert to fraction form
    176,799.51/243,989.31 = 96,229.96/x
  3. Step 3: Cross multiply
    176,799.51x = 243,989.31 × 96,229.96
  4. Step 4: Simplify right side
    176,799.51x = 23,479,081,541.73
  5. Step 5: Solve for x
    x = 23,479,081,541.73/176,799.51
  6. Step 6: Final answer
    x = 132,800.60

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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.