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Finding the Fourth Proportional to 169,999, 254,996.98 and 63,379.33

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Solution

The fourth proportional to 169,999, 254,996.98 and 63,379.33 is: 95,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,999 : 254,996.98 = 63,379.33 : x
  2. Step 2: Convert to fraction form
    169,999/254,996.98 = 63,379.33/x
  3. Step 3: Cross multiply
    169,999x = 254,996.98 × 63,379.33
  4. Step 4: Simplify right side
    169,999x = 16,161,538,381.92
  5. Step 5: Solve for x
    x = 16,161,538,381.92/169,999
  6. Step 6: Final answer
    x = 95,068.43

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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.