Home / 55,630.92-83,455.44-18,180.12

Finding the Fourth Proportional to 55,630.92, 83,455.44 and 18,180.12

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Solution

The fourth proportional to 55,630.92, 83,455.44 and 18,180.12 is: 27,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,630.92 : 83,455.44 = 18,180.12 : x
  2. Step 2: Convert to fraction form
    55,630.92/83,455.44 = 18,180.12/x
  3. Step 3: Cross multiply
    55,630.92x = 83,455.44 × 18,180.12
  4. Step 4: Simplify right side
    55,630.92x = 1,517,229,913.85
  5. Step 5: Solve for x
    x = 1,517,229,913.85/55,630.92
  6. Step 6: Final answer
    x = 27,273.14

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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.