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Finding the Fourth Proportional to 150,469.33, 207,668.98 and 93,127.11

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Solution

The fourth proportional to 150,469.33, 207,668.98 and 93,127.11 is: 128,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,469.33 : 207,668.98 = 93,127.11 : x
  2. Step 2: Convert to fraction form
    150,469.33/207,668.98 = 93,127.11/x
  3. Step 3: Cross multiply
    150,469.33x = 207,668.98 × 93,127.11
  4. Step 4: Simplify right side
    150,469.33x = 19,339,611,944.05
  5. Step 5: Solve for x
    x = 19,339,611,944.05/150,469.33
  6. Step 6: Final answer
    x = 128,528.60

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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.