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Finding the Fourth Proportional to 69,752.91, 96,261.01 and 39,537.01

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Solution

The fourth proportional to 69,752.91, 96,261.01 and 39,537.01 is: 54,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,752.91 : 96,261.01 = 39,537.01 : x
  2. Step 2: Convert to fraction form
    69,752.91/96,261.01 = 39,537.01/x
  3. Step 3: Cross multiply
    69,752.91x = 96,261.01 × 39,537.01
  4. Step 4: Simplify right side
    69,752.91x = 3,805,872,536.46
  5. Step 5: Solve for x
    x = 3,805,872,536.46/69,752.91
  6. Step 6: Final answer
    x = 54,562.20

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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.