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Finding the Fourth Proportional to 116,377.62, 160,599.66 and 66,073.38

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Solution

The fourth proportional to 116,377.62, 160,599.66 and 66,073.38 is: 91,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,377.62 : 160,599.66 = 66,073.38 : x
  2. Step 2: Convert to fraction form
    116,377.62/160,599.66 = 66,073.38/x
  3. Step 3: Cross multiply
    116,377.62x = 160,599.66 × 66,073.38
  4. Step 4: Simplify right side
    116,377.62x = 10,611,362,363.05
  5. Step 5: Solve for x
    x = 10,611,362,363.05/116,377.62
  6. Step 6: Final answer
    x = 91,180.44

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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.