Home / 31,396.28-47,090.37-26,163.95

Finding the Fourth Proportional to 31,396.28, 47,090.37 and 26,163.95

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Solution

The fourth proportional to 31,396.28, 47,090.37 and 26,163.95 is: 39,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.28 : 47,090.37 = 26,163.95 : x
  2. Step 2: Convert to fraction form
    31,396.28/47,090.37 = 26,163.95/x
  3. Step 3: Cross multiply
    31,396.28x = 47,090.37 × 26,163.95
  4. Step 4: Simplify right side
    31,396.28x = 1,232,070,086.16
  5. Step 5: Solve for x
    x = 1,232,070,086.16/31,396.28
  6. Step 6: Final answer
    x = 39,242.55

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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.