Home / 40,402.28-55,760.04-23,180.95

Finding the Fourth Proportional to 40,402.28, 55,760.04 and 23,180.95

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Solution

The fourth proportional to 40,402.28, 55,760.04 and 23,180.95 is: 31,992.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,402.28 : 55,760.04 = 23,180.95 : x
  2. Step 2: Convert to fraction form
    40,402.28/55,760.04 = 23,180.95/x
  3. Step 3: Cross multiply
    40,402.28x = 55,760.04 × 23,180.95
  4. Step 4: Simplify right side
    40,402.28x = 1,292,570,583.33
  5. Step 5: Solve for x
    x = 1,292,570,583.33/40,402.28
  6. Step 6: Final answer
    x = 31,992.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.