Home / 68,541.23-94,586.37-38,326.61

Finding the Fourth Proportional to 68,541.23, 94,586.37 and 38,326.61

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Solution

The fourth proportional to 68,541.23, 94,586.37 and 38,326.61 is: 52,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,541.23 : 94,586.37 = 38,326.61 : x
  2. Step 2: Convert to fraction form
    68,541.23/94,586.37 = 38,326.61/x
  3. Step 3: Cross multiply
    68,541.23x = 94,586.37 × 38,326.61
  4. Step 4: Simplify right side
    68,541.23x = 3,625,175,007.05
  5. Step 5: Solve for x
    x = 3,625,175,007.05/68,541.23
  6. Step 6: Final answer
    x = 52,890.43

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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.