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Finding the Fourth Proportional to 69,166.41, 94,827.48 and 67,905.47

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Solution

The fourth proportional to 69,166.41, 94,827.48 and 67,905.47 is: 93,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,166.41 : 94,827.48 = 67,905.47 : x
  2. Step 2: Convert to fraction form
    69,166.41/94,827.48 = 67,905.47/x
  3. Step 3: Cross multiply
    69,166.41x = 94,827.48 × 67,905.47
  4. Step 4: Simplify right side
    69,166.41x = 6,439,304,124.18
  5. Step 5: Solve for x
    x = 6,439,304,124.18/69,166.41
  6. Step 6: Final answer
    x = 93,098.72

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.