Home / 54,597.82-75,352.22-30,729.14

Finding the Fourth Proportional to 54,597.82, 75,352.22 and 30,729.14

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Solution

The fourth proportional to 54,597.82, 75,352.22 and 30,729.14 is: 42,410.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,597.82 : 75,352.22 = 30,729.14 : x
  2. Step 2: Convert to fraction form
    54,597.82/75,352.22 = 30,729.14/x
  3. Step 3: Cross multiply
    54,597.82x = 75,352.22 × 30,729.14
  4. Step 4: Simplify right side
    54,597.82x = 2,315,508,917.69
  5. Step 5: Solve for x
    x = 2,315,508,917.69/54,597.82
  6. Step 6: Final answer
    x = 42,410.28

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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.