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Finding the Fourth Proportional to 181,787.04, 250,863.12 and 106,348.32

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Solution

The fourth proportional to 181,787.04, 250,863.12 and 106,348.32 is: 146,758.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,787.04 : 250,863.12 = 106,348.32 : x
  2. Step 2: Convert to fraction form
    181,787.04/250,863.12 = 106,348.32/x
  3. Step 3: Cross multiply
    181,787.04x = 250,863.12 × 106,348.32
  4. Step 4: Simplify right side
    181,787.04x = 26,678,871,361.96
  5. Step 5: Solve for x
    x = 26,678,871,361.96/181,787.04
  6. Step 6: Final answer
    x = 146,758.93

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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.