Home / 166,876.20-250,314.30-82,652.40

Finding the Fourth Proportional to 166,876.20, 250,314.30 and 82,652.40

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Solution

The fourth proportional to 166,876.20, 250,314.30 and 82,652.40 is: 123,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,876.20 : 250,314.30 = 82,652.40 : x
  2. Step 2: Convert to fraction form
    166,876.20/250,314.30 = 82,652.40/x
  3. Step 3: Cross multiply
    166,876.20x = 250,314.30 × 82,652.40
  4. Step 4: Simplify right side
    166,876.20x = 20,689,077,649.32
  5. Step 5: Solve for x
    x = 20,689,077,649.32/166,876.20
  6. Step 6: Final answer
    x = 123,978.60

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1.5x scale

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.