Home / 54,479.53-75,204.66-51,074.65

Finding the Fourth Proportional to 54,479.53, 75,204.66 and 51,074.65

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Solution

The fourth proportional to 54,479.53, 75,204.66 and 51,074.65 is: 70,504.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,479.53 : 75,204.66 = 51,074.65 : x
  2. Step 2: Convert to fraction form
    54,479.53/75,204.66 = 51,074.65/x
  3. Step 3: Cross multiply
    54,479.53x = 75,204.66 × 51,074.65
  4. Step 4: Simplify right side
    54,479.53x = 3,841,051,687.87
  5. Step 5: Solve for x
    x = 3,841,051,687.87/54,479.53
  6. Step 6: Final answer
    x = 70,504.49

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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.