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Finding the Fourth Proportional to 181,902.66, 272,787.48 and 69,527.31

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Solution

The fourth proportional to 181,902.66, 272,787.48 and 69,527.31 is: 104,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,902.66 : 272,787.48 = 69,527.31 : x
  2. Step 2: Convert to fraction form
    181,902.66/272,787.48 = 69,527.31/x
  3. Step 3: Cross multiply
    181,902.66x = 272,787.48 × 69,527.31
  4. Step 4: Simplify right side
    181,902.66x = 18,966,179,686.08
  5. Step 5: Solve for x
    x = 18,966,179,686.08/181,902.66
  6. Step 6: Final answer
    x = 104,265.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.