Home / 54,247.24-74,857.86-30,369.88

Finding the Fourth Proportional to 54,247.24, 74,857.86 and 30,369.88

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Solution

The fourth proportional to 54,247.24, 74,857.86 and 30,369.88 is: 41,908.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,247.24 : 74,857.86 = 30,369.88 : x
  2. Step 2: Convert to fraction form
    54,247.24/74,857.86 = 30,369.88/x
  3. Step 3: Cross multiply
    54,247.24x = 74,857.86 × 30,369.88
  4. Step 4: Simplify right side
    54,247.24x = 2,273,424,225.26
  5. Step 5: Solve for x
    x = 2,273,424,225.26/54,247.24
  6. Step 6: Final answer
    x = 41,908.57

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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.