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Finding the Fourth Proportional to 84,488.58, 116,583.93 and 67,304.71

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Solution

The fourth proportional to 84,488.58, 116,583.93 and 67,304.71 is: 92,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,488.58 : 116,583.93 = 67,304.71 : x
  2. Step 2: Convert to fraction form
    84,488.58/116,583.93 = 67,304.71/x
  3. Step 3: Cross multiply
    84,488.58x = 116,583.93 × 67,304.71
  4. Step 4: Simplify right side
    84,488.58x = 7,846,647,770.39
  5. Step 5: Solve for x
    x = 7,846,647,770.39/84,488.58
  6. Step 6: Final answer
    x = 92,872.29

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1.5x scale

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.