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Finding the Fourth Proportional to 223,572.74, 335,361.81 and 88,669.94

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Solution

The fourth proportional to 223,572.74, 335,361.81 and 88,669.94 is: 133,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,572.74 : 335,361.81 = 88,669.94 : x
  2. Step 2: Convert to fraction form
    223,572.74/335,361.81 = 88,669.94/x
  3. Step 3: Cross multiply
    223,572.74x = 335,361.81 × 88,669.94
  4. Step 4: Simplify right side
    223,572.74x = 29,736,511,570.99
  5. Step 5: Solve for x
    x = 29,736,511,570.99/223,572.74
  6. Step 6: Final answer
    x = 133,005.98

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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.