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Finding the Fourth Proportional to 68,054.84, 93,908.52 and 37,835.31

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Solution

The fourth proportional to 68,054.84, 93,908.52 and 37,835.31 is: 52,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054.84 : 93,908.52 = 37,835.31 : x
  2. Step 2: Convert to fraction form
    68,054.84/93,908.52 = 37,835.31/x
  3. Step 3: Cross multiply
    68,054.84x = 93,908.52 × 37,835.31
  4. Step 4: Simplify right side
    68,054.84x = 3,553,057,965.84
  5. Step 5: Solve for x
    x = 3,553,057,965.84/68,054.84
  6. Step 6: Final answer
    x = 52,208.75

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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.