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Finding the Fourth Proportional to 159,235.00, 238,114.28 and 123,288.89

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Solution

The fourth proportional to 159,235.00, 238,114.28 and 123,288.89 is: 184,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,235.00 : 238,114.28 = 123,288.89 : x
  2. Step 2: Convert to fraction form
    159,235.00/238,114.28 = 123,288.89/x
  3. Step 3: Cross multiply
    159,235.00x = 238,114.28 × 123,288.89
  4. Step 4: Simplify right side
    159,235.00x = 29,356,844,392.00
  5. Step 5: Solve for x
    x = 29,356,844,392.00/159,235.00
  6. Step 6: Final answer
    x = 184,361.76

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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.