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Finding the Fourth Proportional to 159,833.66, 239,717.54 and 59,989.82

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Solution

The fourth proportional to 159,833.66, 239,717.54 and 59,989.82 is: 89,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,833.66 : 239,717.54 = 59,989.82 : x
  2. Step 2: Convert to fraction form
    159,833.66/239,717.54 = 59,989.82/x
  3. Step 3: Cross multiply
    159,833.66x = 239,717.54 × 59,989.82
  4. Step 4: Simplify right side
    159,833.66x = 14,380,612,075.44
  5. Step 5: Solve for x
    x = 14,380,612,075.44/159,833.66
  6. Step 6: Final answer
    x = 89,972.36

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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.