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Finding the Fourth Proportional to 183,571.80, 275,440.30 and 99,233.20

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Solution

The fourth proportional to 183,571.80, 275,440.30 and 99,233.20 is: 148,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,571.80 : 275,440.30 = 99,233.20 : x
  2. Step 2: Convert to fraction form
    183,571.80/275,440.30 = 99,233.20/x
  3. Step 3: Cross multiply
    183,571.80x = 275,440.30 × 99,233.20
  4. Step 4: Simplify right side
    183,571.80x = 27,332,822,377.96
  5. Step 5: Solve for x
    x = 27,332,822,377.96/183,571.80
  6. Step 6: Final answer
    x = 148,894.45

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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.