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Finding the Fourth Proportional to 68,054.64, 93,918.54 and 37,843.02

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Solution

The fourth proportional to 68,054.64, 93,918.54 and 37,843.02 is: 52,225.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,054.64 : 93,918.54 = 37,843.02 : x
  2. Step 2: Convert to fraction form
    68,054.64/93,918.54 = 37,843.02/x
  3. Step 3: Cross multiply
    68,054.64x = 93,918.54 × 37,843.02
  4. Step 4: Simplify right side
    68,054.64x = 3,554,161,187.59
  5. Step 5: Solve for x
    x = 3,554,161,187.59/68,054.64
  6. Step 6: Final answer
    x = 52,225.11

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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.