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Finding the Fourth Proportional to 181,205.02, 250,022.64 and 109,583.56

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Solution

The fourth proportional to 181,205.02, 250,022.64 and 109,583.56 is: 151,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,205.02 : 250,022.64 = 109,583.56 : x
  2. Step 2: Convert to fraction form
    181,205.02/250,022.64 = 109,583.56/x
  3. Step 3: Cross multiply
    181,205.02x = 250,022.64 × 109,583.56
  4. Step 4: Simplify right side
    181,205.02x = 27,398,370,971.80
  5. Step 5: Solve for x
    x = 27,398,370,971.80/181,205.02
  6. Step 6: Final answer
    x = 151,200.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.