Home / 54,936.27-75,813.54-31,066.50

Finding the Fourth Proportional to 54,936.27, 75,813.54 and 31,066.50

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Solution

The fourth proportional to 54,936.27, 75,813.54 and 31,066.50 is: 42,872.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936.27 : 75,813.54 = 31,066.50 : x
  2. Step 2: Convert to fraction form
    54,936.27/75,813.54 = 31,066.50/x
  3. Step 3: Cross multiply
    54,936.27x = 75,813.54 × 31,066.50
  4. Step 4: Simplify right side
    54,936.27x = 2,355,261,340.41
  5. Step 5: Solve for x
    x = 2,355,261,340.41/54,936.27
  6. Step 6: Final answer
    x = 42,872.61

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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.