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Finding the Fourth Proportional to 202,295.51, 303,503.49 and 89,960.27

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Solution

The fourth proportional to 202,295.51, 303,503.49 and 89,960.27 is: 134,967.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,295.51 : 303,503.49 = 89,960.27 : x
  2. Step 2: Convert to fraction form
    202,295.51/303,503.49 = 89,960.27/x
  3. Step 3: Cross multiply
    202,295.51x = 303,503.49 × 89,960.27
  4. Step 4: Simplify right side
    202,295.51x = 27,303,255,906.34
  5. Step 5: Solve for x
    x = 27,303,255,906.34/202,295.51
  6. Step 6: Final answer
    x = 134,967.19

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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.