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Finding the Fourth Proportional to 68,382.61, 94,293.61 and 44,464.93

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Solution

The fourth proportional to 68,382.61, 94,293.61 and 44,464.93 is: 61,313.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,382.61 : 94,293.61 = 44,464.93 : x
  2. Step 2: Convert to fraction form
    68,382.61/94,293.61 = 44,464.93/x
  3. Step 3: Cross multiply
    68,382.61x = 94,293.61 × 44,464.93
  4. Step 4: Simplify right side
    68,382.61x = 4,192,758,774.80
  5. Step 5: Solve for x
    x = 4,192,758,774.80/68,382.61
  6. Step 6: Final answer
    x = 61,313.23

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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.