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Finding the Fourth Proportional to 197,898.56, 296,848.48 and 48,138.56

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Solution

The fourth proportional to 197,898.56, 296,848.48 and 48,138.56 is: 72,208.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,898.56 : 296,848.48 = 48,138.56 : x
  2. Step 2: Convert to fraction form
    197,898.56/296,848.48 = 48,138.56/x
  3. Step 3: Cross multiply
    197,898.56x = 296,848.48 × 48,138.56
  4. Step 4: Simplify right side
    197,898.56x = 14,289,858,365.39
  5. Step 5: Solve for x
    x = 14,289,858,365.39/197,898.56
  6. Step 6: Final answer
    x = 72,208.00

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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.