Home / 54,379.09-81,568.48-14,936.24

Finding the Fourth Proportional to 54,379.09, 81,568.48 and 14,936.24

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Solution

The fourth proportional to 54,379.09, 81,568.48 and 14,936.24 is: 22,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,379.09 : 81,568.48 = 14,936.24 : x
  2. Step 2: Convert to fraction form
    54,379.09/81,568.48 = 14,936.24/x
  3. Step 3: Cross multiply
    54,379.09x = 81,568.48 × 14,936.24
  4. Step 4: Simplify right side
    54,379.09x = 1,218,326,379.89
  5. Step 5: Solve for x
    x = 1,218,326,379.89/54,379.09
  6. Step 6: Final answer
    x = 22,404.32

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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.