Home / 111,650.90-167,503.61-55,517.42

Finding the Fourth Proportional to 111,650.90, 167,503.61 and 55,517.42

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Solution

The fourth proportional to 111,650.90, 167,503.61 and 55,517.42 is: 83,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,650.90 : 167,503.61 = 55,517.42 : x
  2. Step 2: Convert to fraction form
    111,650.90/167,503.61 = 55,517.42/x
  3. Step 3: Cross multiply
    111,650.90x = 167,503.61 × 55,517.42
  4. Step 4: Simplify right side
    111,650.90x = 9,299,368,825.44
  5. Step 5: Solve for x
    x = 9,299,368,825.44/111,650.90
  6. Step 6: Final answer
    x = 83,289.69

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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.