Home / 43,092.27-64,638.41-13,512.49

Finding the Fourth Proportional to 43,092.27, 64,638.41 and 13,512.49

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Solution

The fourth proportional to 43,092.27, 64,638.41 and 13,512.49 is: 20,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092.27 : 64,638.41 = 13,512.49 : x
  2. Step 2: Convert to fraction form
    43,092.27/64,638.41 = 13,512.49/x
  3. Step 3: Cross multiply
    43,092.27x = 64,638.41 × 13,512.49
  4. Step 4: Simplify right side
    43,092.27x = 873,425,639.58
  5. Step 5: Solve for x
    x = 873,425,639.58/43,092.27
  6. Step 6: Final answer
    x = 20,268.73

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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.