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Finding the Fourth Proportional to 163,222.34, 244,786.03 and 68,450.00

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Solution

The fourth proportional to 163,222.34, 244,786.03 and 68,450.00 is: 102,655.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,222.34 : 244,786.03 = 68,450.00 : x
  2. Step 2: Convert to fraction form
    163,222.34/244,786.03 = 68,450.00/x
  3. Step 3: Cross multiply
    163,222.34x = 244,786.03 × 68,450.00
  4. Step 4: Simplify right side
    163,222.34x = 16,755,602,358.44
  5. Step 5: Solve for x
    x = 16,755,602,358.44/163,222.34
  6. Step 6: Final answer
    x = 102,655.08

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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.