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Finding the Fourth Proportional to 159,801.74, 239,640.31 and 59,907.42

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Solution

The fourth proportional to 159,801.74, 239,640.31 and 59,907.42 is: 89,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,801.74 : 239,640.31 = 59,907.42 : x
  2. Step 2: Convert to fraction form
    159,801.74/239,640.31 = 59,907.42/x
  3. Step 3: Cross multiply
    159,801.74x = 239,640.31 × 59,907.42
  4. Step 4: Simplify right side
    159,801.74x = 14,356,232,700.10
  5. Step 5: Solve for x
    x = 14,356,232,700.10/159,801.74
  6. Step 6: Final answer
    x = 89,837.77

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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.