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Finding the Fourth Proportional to 101,166.14, 151,836.71 and 38,880.38

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Solution

The fourth proportional to 101,166.14, 151,836.71 and 38,880.38 is: 58,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,166.14 : 151,836.71 = 38,880.38 : x
  2. Step 2: Convert to fraction form
    101,166.14/151,836.71 = 38,880.38/x
  3. Step 3: Cross multiply
    101,166.14x = 151,836.71 × 38,880.38
  4. Step 4: Simplify right side
    101,166.14x = 5,903,469,167.94
  5. Step 5: Solve for x
    x = 5,903,469,167.94/101,166.14
  6. Step 6: Final answer
    x = 58,354.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.