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Finding the Fourth Proportional to 197,239.56, 295,857.51 and 84,999.08

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Solution

The fourth proportional to 197,239.56, 295,857.51 and 84,999.08 is: 127,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,239.56 : 295,857.51 = 84,999.08 : x
  2. Step 2: Convert to fraction form
    197,239.56/295,857.51 = 84,999.08/x
  3. Step 3: Cross multiply
    197,239.56x = 295,857.51 × 84,999.08
  4. Step 4: Simplify right side
    197,239.56x = 25,147,614,681.80
  5. Step 5: Solve for x
    x = 25,147,614,681.80/197,239.56
  6. Step 6: Final answer
    x = 127,497.82

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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.