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Finding the Fourth Proportional to 69,536.49, 95,962.66 and 39,326.73

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Solution

The fourth proportional to 69,536.49, 95,962.66 and 39,326.73 is: 54,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,536.49 : 95,962.66 = 39,326.73 : x
  2. Step 2: Convert to fraction form
    69,536.49/95,962.66 = 39,326.73/x
  3. Step 3: Cross multiply
    69,536.49x = 95,962.66 × 39,326.73
  4. Step 4: Simplify right side
    69,536.49x = 3,773,896,943.45
  5. Step 5: Solve for x
    x = 3,773,896,943.45/69,536.49
  6. Step 6: Final answer
    x = 54,272.18

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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.