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Finding the Fourth Proportional to 150,606.93, 225,790.51 and 74,652.01

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Solution

The fourth proportional to 150,606.93, 225,790.51 and 74,652.01 is: 111,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,606.93 : 225,790.51 = 74,652.01 : x
  2. Step 2: Convert to fraction form
    150,606.93/225,790.51 = 74,652.01/x
  3. Step 3: Cross multiply
    150,606.93x = 225,790.51 × 74,652.01
  4. Step 4: Simplify right side
    150,606.93x = 16,855,715,223.80
  5. Step 5: Solve for x
    x = 16,855,715,223.80/150,606.93
  6. Step 6: Final answer
    x = 111,918.59

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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.