Home / 168,778.30-253,195.80-50,461.60

Finding the Fourth Proportional to 168,778.30, 253,195.80 and 50,461.60

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Solution

The fourth proportional to 168,778.30, 253,195.80 and 50,461.60 is: 75,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,778.30 : 253,195.80 = 50,461.60 : x
  2. Step 2: Convert to fraction form
    168,778.30/253,195.80 = 50,461.60/x
  3. Step 3: Cross multiply
    168,778.30x = 253,195.80 × 50,461.60
  4. Step 4: Simplify right side
    168,778.30x = 12,776,665,181.28
  5. Step 5: Solve for x
    x = 12,776,665,181.28/168,778.30
  6. Step 6: Final answer
    x = 75,700.88

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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.