Home / 54,327.96-81,508.20-36,629.58

Finding the Fourth Proportional to 54,327.96, 81,508.20 and 36,629.58

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Solution

The fourth proportional to 54,327.96, 81,508.20 and 36,629.58 is: 54,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327.96 : 81,508.20 = 36,629.58 : x
  2. Step 2: Convert to fraction form
    54,327.96/81,508.20 = 36,629.58/x
  3. Step 3: Cross multiply
    54,327.96x = 81,508.20 × 36,629.58
  4. Step 4: Simplify right side
    54,327.96x = 2,985,611,132.56
  5. Step 5: Solve for x
    x = 2,985,611,132.56/54,327.96
  6. Step 6: Final answer
    x = 54,955.33

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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.