Home / 111,402.24-166,908.87-92,801.76

Finding the Fourth Proportional to 111,402.24, 166,908.87 and 92,801.76

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Solution

The fourth proportional to 111,402.24, 166,908.87 and 92,801.76 is: 139,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,402.24 : 166,908.87 = 92,801.76 : x
  2. Step 2: Convert to fraction form
    111,402.24/166,908.87 = 92,801.76/x
  3. Step 3: Cross multiply
    111,402.24x = 166,908.87 × 92,801.76
  4. Step 4: Simplify right side
    111,402.24x = 15,489,436,895.61
  5. Step 5: Solve for x
    x = 15,489,436,895.61/111,402.24
  6. Step 6: Final answer
    x = 139,040.62

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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.