Home / 40,144.31-55,367.95-27,407.76

Finding the Fourth Proportional to 40,144.31, 55,367.95 and 27,407.76

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Solution

The fourth proportional to 40,144.31, 55,367.95 and 27,407.76 is: 37,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,144.31 : 55,367.95 = 27,407.76 : x
  2. Step 2: Convert to fraction form
    40,144.31/55,367.95 = 27,407.76/x
  3. Step 3: Cross multiply
    40,144.31x = 55,367.95 × 27,407.76
  4. Step 4: Simplify right side
    40,144.31x = 1,517,511,485.29
  5. Step 5: Solve for x
    x = 1,517,511,485.29/40,144.31
  6. Step 6: Final answer
    x = 37,801.41

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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.