Home / 54,815.33-75,645.90-29,664.83

Finding the Fourth Proportional to 54,815.33, 75,645.90 and 29,664.83

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Solution

The fourth proportional to 54,815.33, 75,645.90 and 29,664.83 is: 40,937.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,815.33 : 75,645.90 = 29,664.83 : x
  2. Step 2: Convert to fraction form
    54,815.33/75,645.90 = 29,664.83/x
  3. Step 3: Cross multiply
    54,815.33x = 75,645.90 × 29,664.83
  4. Step 4: Simplify right side
    54,815.33x = 2,244,022,952.81
  5. Step 5: Solve for x
    x = 2,244,022,952.81/54,815.33
  6. Step 6: Final answer
    x = 40,937.87

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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.