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Finding the Fourth Proportional to 197,956.56, 273,224.64 and 166,070.08

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Solution

The fourth proportional to 197,956.56, 273,224.64 and 166,070.08 is: 229,214.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,956.56 : 273,224.64 = 166,070.08 : x
  2. Step 2: Convert to fraction form
    197,956.56/273,224.64 = 166,070.08/x
  3. Step 3: Cross multiply
    197,956.56x = 273,224.64 × 166,070.08
  4. Step 4: Simplify right side
    197,956.56x = 45,374,437,822.77
  5. Step 5: Solve for x
    x = 45,374,437,822.77/197,956.56
  6. Step 6: Final answer
    x = 229,214.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.