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Finding the Fourth Proportional to 181,617.84, 250,640.70 and 151,352.52

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Solution

The fourth proportional to 181,617.84, 250,640.70 and 151,352.52 is: 208,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,617.84 : 250,640.70 = 151,352.52 : x
  2. Step 2: Convert to fraction form
    181,617.84/250,640.70 = 151,352.52/x
  3. Step 3: Cross multiply
    181,617.84x = 250,640.70 × 151,352.52
  4. Step 4: Simplify right side
    181,617.84x = 37,935,101,559.56
  5. Step 5: Solve for x
    x = 37,935,101,559.56/181,617.84
  6. Step 6: Final answer
    x = 208,873.21

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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.