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Finding the Fourth Proportional to 197,237.70, 295,747.20 and 84,898.80

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Solution

The fourth proportional to 197,237.70, 295,747.20 and 84,898.80 is: 127,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,237.70 : 295,747.20 = 84,898.80 : x
  2. Step 2: Convert to fraction form
    197,237.70/295,747.20 = 84,898.80/x
  3. Step 3: Cross multiply
    197,237.70x = 295,747.20 × 84,898.80
  4. Step 4: Simplify right side
    197,237.70x = 25,108,582,383.36
  5. Step 5: Solve for x
    x = 25,108,582,383.36/197,237.70
  6. Step 6: Final answer
    x = 127,301.13

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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.