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Finding the Fourth Proportional to 54,367.36, 75,174.96 and 47,368.96

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Solution

The fourth proportional to 54,367.36, 75,174.96 and 47,368.96 is: 65,498.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,367.36 : 75,174.96 = 47,368.96 : x
  2. Step 2: Convert to fraction form
    54,367.36/75,174.96 = 47,368.96/x
  3. Step 3: Cross multiply
    54,367.36x = 75,174.96 × 47,368.96
  4. Step 4: Simplify right side
    54,367.36x = 3,560,959,673.24
  5. Step 5: Solve for x
    x = 3,560,959,673.24/54,367.36
  6. Step 6: Final answer
    x = 65,498.12

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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.