Home / 54,723.98-75,515.83-31,752.02

Finding the Fourth Proportional to 54,723.98, 75,515.83 and 31,752.02

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Solution

The fourth proportional to 54,723.98, 75,515.83 and 31,752.02 is: 43,815.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,723.98 : 75,515.83 = 31,752.02 : x
  2. Step 2: Convert to fraction form
    54,723.98/75,515.83 = 31,752.02/x
  3. Step 3: Cross multiply
    54,723.98x = 75,515.83 × 31,752.02
  4. Step 4: Simplify right side
    54,723.98x = 2,397,780,144.48
  5. Step 5: Solve for x
    x = 2,397,780,144.48/54,723.98
  6. Step 6: Final answer
    x = 43,815.89

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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.