Home / 39,249.06-54,165.12-22,485.30

Finding the Fourth Proportional to 39,249.06, 54,165.12 and 22,485.30

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Solution

The fourth proportional to 39,249.06, 54,165.12 and 22,485.30 is: 31,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,249.06 : 54,165.12 = 22,485.30 : x
  2. Step 2: Convert to fraction form
    39,249.06/54,165.12 = 22,485.30/x
  3. Step 3: Cross multiply
    39,249.06x = 54,165.12 × 22,485.30
  4. Step 4: Simplify right side
    39,249.06x = 1,217,919,057.06
  5. Step 5: Solve for x
    x = 1,217,919,057.06/39,249.06
  6. Step 6: Final answer
    x = 31,030.53

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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.