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Finding the Fourth Proportional to 221,900.92, 333,088.30 and 95,603.79

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Solution

The fourth proportional to 221,900.92, 333,088.30 and 95,603.79 is: 143,507.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,900.92 : 333,088.30 = 95,603.79 : x
  2. Step 2: Convert to fraction form
    221,900.92/333,088.30 = 95,603.79/x
  3. Step 3: Cross multiply
    221,900.92x = 333,088.30 × 95,603.79
  4. Step 4: Simplify right side
    221,900.92x = 31,844,505,253.24
  5. Step 5: Solve for x
    x = 31,844,505,253.24/221,900.92
  6. Step 6: Final answer
    x = 143,507.77

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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.