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Finding the Fourth Proportional to 132,094.01, 197,978.64 and 60,917.84

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Solution

The fourth proportional to 132,094.01, 197,978.64 and 60,917.84 is: 91,301.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,094.01 : 197,978.64 = 60,917.84 : x
  2. Step 2: Convert to fraction form
    132,094.01/197,978.64 = 60,917.84/x
  3. Step 3: Cross multiply
    132,094.01x = 197,978.64 × 60,917.84
  4. Step 4: Simplify right side
    132,094.01x = 12,060,431,923.98
  5. Step 5: Solve for x
    x = 12,060,431,923.98/132,094.01
  6. Step 6: Final answer
    x = 91,301.88

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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.