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Finding the Fourth Proportional to 181,722.73, 250,777.35 and 101,148.52

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Solution

The fourth proportional to 181,722.73, 250,777.35 and 101,148.52 is: 139,584.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,722.73 : 250,777.35 = 101,148.52 : x
  2. Step 2: Convert to fraction form
    181,722.73/250,777.35 = 101,148.52/x
  3. Step 3: Cross multiply
    181,722.73x = 250,777.35 × 101,148.52
  4. Step 4: Simplify right side
    181,722.73x = 25,365,757,802.02
  5. Step 5: Solve for x
    x = 25,365,757,802.02/181,722.73
  6. Step 6: Final answer
    x = 139,584.95

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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.