Home / 55,512.30-83,280.60-27,445.80

Finding the Fourth Proportional to 55,512.30, 83,280.60 and 27,445.80

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Solution

The fourth proportional to 55,512.30, 83,280.60 and 27,445.80 is: 41,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,512.30 : 83,280.60 = 27,445.80 : x
  2. Step 2: Convert to fraction form
    55,512.30/83,280.60 = 27,445.80/x
  3. Step 3: Cross multiply
    55,512.30x = 83,280.60 × 27,445.80
  4. Step 4: Simplify right side
    55,512.30x = 2,285,702,691.48
  5. Step 5: Solve for x
    x = 2,285,702,691.48/55,512.30
  6. Step 6: Final answer
    x = 41,174.71

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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.