Home / 150,192.75-225,366.79-66,012.02

Finding the Fourth Proportional to 150,192.75, 225,366.79 and 66,012.02

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Solution

The fourth proportional to 150,192.75, 225,366.79 and 66,012.02 is: 99,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,192.75 : 225,366.79 = 66,012.02 : x
  2. Step 2: Convert to fraction form
    150,192.75/225,366.79 = 66,012.02/x
  3. Step 3: Cross multiply
    150,192.75x = 225,366.79 × 66,012.02
  4. Step 4: Simplify right side
    150,192.75x = 14,876,917,048.82
  5. Step 5: Solve for x
    x = 14,876,917,048.82/150,192.75
  6. Step 6: Final answer
    x = 99,052.16

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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.