Home / 53,361.28-73,636.17-29,487.43

Finding the Fourth Proportional to 53,361.28, 73,636.17 and 29,487.43

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Solution

The fourth proportional to 53,361.28, 73,636.17 and 29,487.43 is: 40,691.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,361.28 : 73,636.17 = 29,487.43 : x
  2. Step 2: Convert to fraction form
    53,361.28/73,636.17 = 29,487.43/x
  3. Step 3: Cross multiply
    53,361.28x = 73,636.17 × 29,487.43
  4. Step 4: Simplify right side
    53,361.28x = 2,171,341,408.34
  5. Step 5: Solve for x
    x = 2,171,341,408.34/53,361.28
  6. Step 6: Final answer
    x = 40,691.33

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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.