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Finding the Fourth Proportional to 222,301.77, 333,515.09 and 89,275.44

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Solution

The fourth proportional to 222,301.77, 333,515.09 and 89,275.44 is: 133,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,301.77 : 333,515.09 = 89,275.44 : x
  2. Step 2: Convert to fraction form
    222,301.77/333,515.09 = 89,275.44/x
  3. Step 3: Cross multiply
    222,301.77x = 333,515.09 × 89,275.44
  4. Step 4: Simplify right side
    222,301.77x = 29,774,706,406.39
  5. Step 5: Solve for x
    x = 29,774,706,406.39/222,301.77
  6. Step 6: Final answer
    x = 133,938.23

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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.