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Finding the Fourth Proportional to 151,705.40, 227,745.30 and 95,545.40

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Solution

The fourth proportional to 151,705.40, 227,745.30 and 95,545.40 is: 143,436.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,705.40 : 227,745.30 = 95,545.40 : x
  2. Step 2: Convert to fraction form
    151,705.40/227,745.30 = 95,545.40/x
  3. Step 3: Cross multiply
    151,705.40x = 227,745.30 × 95,545.40
  4. Step 4: Simplify right side
    151,705.40x = 21,760,015,786.62
  5. Step 5: Solve for x
    x = 21,760,015,786.62/151,705.40
  6. Step 6: Final answer
    x = 143,436.00

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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.