Home / 54,617.44-81,937.86-30,936.18

Finding the Fourth Proportional to 54,617.44, 81,937.86 and 30,936.18

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Solution

The fourth proportional to 54,617.44, 81,937.86 and 30,936.18 is: 46,410.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,617.44 : 81,937.86 = 30,936.18 : x
  2. Step 2: Convert to fraction form
    54,617.44/81,937.86 = 30,936.18/x
  3. Step 3: Cross multiply
    54,617.44x = 81,937.86 × 30,936.18
  4. Step 4: Simplify right side
    54,617.44x = 2,534,844,385.77
  5. Step 5: Solve for x
    x = 2,534,844,385.77/54,617.44
  6. Step 6: Final answer
    x = 46,410.90

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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.