Home / 54,345.44-81,397.74-41,772.89

Finding the Fourth Proportional to 54,345.44, 81,397.74 and 41,772.89

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Solution

The fourth proportional to 54,345.44, 81,397.74 and 41,772.89 is: 62,566.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,345.44 : 81,397.74 = 41,772.89 : x
  2. Step 2: Convert to fraction form
    54,345.44/81,397.74 = 41,772.89/x
  3. Step 3: Cross multiply
    54,345.44x = 81,397.74 × 41,772.89
  4. Step 4: Simplify right side
    54,345.44x = 3,400,218,839.27
  5. Step 5: Solve for x
    x = 3,400,218,839.27/54,345.44
  6. Step 6: Final answer
    x = 62,566.77

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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.