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Finding the Fourth Proportional to 160,548.87, 240,871.89 and 60,739.65

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Solution

The fourth proportional to 160,548.87, 240,871.89 and 60,739.65 is: 91,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,548.87 : 240,871.89 = 60,739.65 : x
  2. Step 2: Convert to fraction form
    160,548.87/240,871.89 = 60,739.65/x
  3. Step 3: Cross multiply
    160,548.87x = 240,871.89 × 60,739.65
  4. Step 4: Simplify right side
    160,548.87x = 14,630,474,293.44
  5. Step 5: Solve for x
    x = 14,630,474,293.44/160,548.87
  6. Step 6: Final answer
    x = 91,127.86

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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.