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Finding the Fourth Proportional to 181,725.64, 272,510.70 and 63,361.96

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Solution

The fourth proportional to 181,725.64, 272,510.70 and 63,361.96 is: 95,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,725.64 : 272,510.70 = 63,361.96 : x
  2. Step 2: Convert to fraction form
    181,725.64/272,510.70 = 63,361.96/x
  3. Step 3: Cross multiply
    181,725.64x = 272,510.70 × 63,361.96
  4. Step 4: Simplify right side
    181,725.64x = 17,266,812,072.97
  5. Step 5: Solve for x
    x = 17,266,812,072.97/181,725.64
  6. Step 6: Final answer
    x = 95,015.83

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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.