Home / 166,015.20-248,871.60-60,808.80

Finding the Fourth Proportional to 166,015.20, 248,871.60 and 60,808.80

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Solution

The fourth proportional to 166,015.20, 248,871.60 and 60,808.80 is: 91,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.20 : 248,871.60 = 60,808.80 : x
  2. Step 2: Convert to fraction form
    166,015.20/248,871.60 = 60,808.80/x
  3. Step 3: Cross multiply
    166,015.20x = 248,871.60 × 60,808.80
  4. Step 4: Simplify right side
    166,015.20x = 15,133,583,350.08
  5. Step 5: Solve for x
    x = 15,133,583,350.08/166,015.20
  6. Step 6: Final answer
    x = 91,157.82

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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.