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Finding the Fourth Proportional to 202,370.66, 303,551.80 and 67,444.51

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Solution

The fourth proportional to 202,370.66, 303,551.80 and 67,444.51 is: 101,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,370.66 : 303,551.80 = 67,444.51 : x
  2. Step 2: Convert to fraction form
    202,370.66/303,551.80 = 67,444.51/x
  3. Step 3: Cross multiply
    202,370.66x = 303,551.80 × 67,444.51
  4. Step 4: Simplify right side
    202,370.66x = 20,472,902,410.62
  5. Step 5: Solve for x
    x = 20,472,902,410.62/202,370.66
  6. Step 6: Final answer
    x = 101,165.37

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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.