Home / 150,609.02-225,906.70-66,346.64

Finding the Fourth Proportional to 150,609.02, 225,906.70 and 66,346.64

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Solution

The fourth proportional to 150,609.02, 225,906.70 and 66,346.64 is: 99,516.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,609.02 : 225,906.70 = 66,346.64 : x
  2. Step 2: Convert to fraction form
    150,609.02/225,906.70 = 66,346.64/x
  3. Step 3: Cross multiply
    150,609.02x = 225,906.70 × 66,346.64
  4. Step 4: Simplify right side
    150,609.02x = 14,988,150,498.49
  5. Step 5: Solve for x
    x = 14,988,150,498.49/150,609.02
  6. Step 6: Final answer
    x = 99,516.95

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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.