Home / 166,933.08-250,508.16-72,255.60

Finding the Fourth Proportional to 166,933.08, 250,508.16 and 72,255.60

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Solution

The fourth proportional to 166,933.08, 250,508.16 and 72,255.60 is: 108,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,933.08 : 250,508.16 = 72,255.60 : x
  2. Step 2: Convert to fraction form
    166,933.08/250,508.16 = 72,255.60/x
  3. Step 3: Cross multiply
    166,933.08x = 250,508.16 × 72,255.60
  4. Step 4: Simplify right side
    166,933.08x = 18,100,617,405.70
  5. Step 5: Solve for x
    x = 18,100,617,405.70/166,933.08
  6. Step 6: Final answer
    x = 108,430.38

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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.