Home / 110,934.40-166,401.60-92,235.55

Finding the Fourth Proportional to 110,934.40, 166,401.60 and 92,235.55

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Solution

The fourth proportional to 110,934.40, 166,401.60 and 92,235.55 is: 138,353.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,934.40 : 166,401.60 = 92,235.55 : x
  2. Step 2: Convert to fraction form
    110,934.40/166,401.60 = 92,235.55/x
  3. Step 3: Cross multiply
    110,934.40x = 166,401.60 × 92,235.55
  4. Step 4: Simplify right side
    110,934.40x = 15,348,143,096.88
  5. Step 5: Solve for x
    x = 15,348,143,096.88/110,934.40
  6. Step 6: Final answer
    x = 138,353.33

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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.