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Finding the Fourth Proportional to 68,586.54, 94,653.10 and 38,370.06

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Solution

The fourth proportional to 68,586.54, 94,653.10 and 38,370.06 is: 52,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,586.54 : 94,653.10 = 38,370.06 : x
  2. Step 2: Convert to fraction form
    68,586.54/94,653.10 = 38,370.06/x
  3. Step 3: Cross multiply
    68,586.54x = 94,653.10 × 38,370.06
  4. Step 4: Simplify right side
    68,586.54x = 3,631,845,335.13
  5. Step 5: Solve for x
    x = 3,631,845,335.13/68,586.54
  6. Step 6: Final answer
    x = 52,952.74

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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.