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Finding the Fourth Proportional to 69,570.36, 95,963.40 and 41,256

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Solution

The fourth proportional to 69,570.36, 95,963.40 and 41,256 is: 56,907.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,570.36 : 95,963.40 = 41,256 : x
  2. Step 2: Convert to fraction form
    69,570.36/95,963.40 = 41,256/x
  3. Step 3: Cross multiply
    69,570.36x = 95,963.40 × 41,256
  4. Step 4: Simplify right side
    69,570.36x = 3,959,066,030.40
  5. Step 5: Solve for x
    x = 3,959,066,030.40/69,570.36
  6. Step 6: Final answer
    x = 56,907.37

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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.