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Finding the Fourth Proportional to 150,354.66, 207,560.97 and 93,849.06

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Solution

The fourth proportional to 150,354.66, 207,560.97 and 93,849.06 is: 129,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,354.66 : 207,560.97 = 93,849.06 : x
  2. Step 2: Convert to fraction form
    150,354.66/207,560.97 = 93,849.06/x
  3. Step 3: Cross multiply
    150,354.66x = 207,560.97 × 93,849.06
  4. Step 4: Simplify right side
    150,354.66x = 19,479,401,927.19
  5. Step 5: Solve for x
    x = 19,479,401,927.19/150,354.66
  6. Step 6: Final answer
    x = 129,556.36

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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.