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Finding the Fourth Proportional to 181,952.88, 251,099.83 and 101,383.80

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Solution

The fourth proportional to 181,952.88, 251,099.83 and 101,383.80 is: 139,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,952.88 : 251,099.83 = 101,383.80 : x
  2. Step 2: Convert to fraction form
    181,952.88/251,099.83 = 101,383.80/x
  3. Step 3: Cross multiply
    181,952.88x = 251,099.83 × 101,383.80
  4. Step 4: Simplify right side
    181,952.88x = 25,457,454,944.75
  5. Step 5: Solve for x
    x = 25,457,454,944.75/181,952.88
  6. Step 6: Final answer
    x = 139,912.35

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1.5x scale

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.