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Finding the Fourth Proportional to 68,051.84, 93,904.38 and 37,832.31

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Solution

The fourth proportional to 68,051.84, 93,904.38 and 37,832.31 is: 52,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,051.84 : 93,904.38 = 37,832.31 : x
  2. Step 2: Convert to fraction form
    68,051.84/93,904.38 = 37,832.31/x
  3. Step 3: Cross multiply
    68,051.84x = 93,904.38 × 37,832.31
  4. Step 4: Simplify right side
    68,051.84x = 3,552,619,614.52
  5. Step 5: Solve for x
    x = 3,552,619,614.52/68,051.84
  6. Step 6: Final answer
    x = 52,204.61

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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.