Home / 43,760.66-60,408-29,621.71

Finding the Fourth Proportional to 43,760.66, 60,408 and 29,621.71

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Solution

The fourth proportional to 43,760.66, 60,408 and 29,621.71 is: 40,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,760.66 : 60,408 = 29,621.71 : x
  2. Step 2: Convert to fraction form
    43,760.66/60,408 = 29,621.71/x
  3. Step 3: Cross multiply
    43,760.66x = 60,408 × 29,621.71
  4. Step 4: Simplify right side
    43,760.66x = 1,789,388,257.68
  5. Step 5: Solve for x
    x = 1,789,388,257.68/43,760.66
  6. Step 6: Final answer
    x = 40,890.34

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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.