Home / 99,208.20-148,812.30-33,544.20

Finding the Fourth Proportional to 99,208.20, 148,812.30 and 33,544.20

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Solution

The fourth proportional to 99,208.20, 148,812.30 and 33,544.20 is: 50,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,208.20 : 148,812.30 = 33,544.20 : x
  2. Step 2: Convert to fraction form
    99,208.20/148,812.30 = 33,544.20/x
  3. Step 3: Cross multiply
    99,208.20x = 148,812.30 × 33,544.20
  4. Step 4: Simplify right side
    99,208.20x = 4,991,789,553.66
  5. Step 5: Solve for x
    x = 4,991,789,553.66/99,208.20
  6. Step 6: Final answer
    x = 50,316.30

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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.