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Finding the Fourth Proportional to 107,794.58, 148,761.12 and 60,047.96

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Solution

The fourth proportional to 107,794.58, 148,761.12 and 60,047.96 is: 82,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,794.58 : 148,761.12 = 60,047.96 : x
  2. Step 2: Convert to fraction form
    107,794.58/148,761.12 = 60,047.96/x
  3. Step 3: Cross multiply
    107,794.58x = 148,761.12 × 60,047.96
  4. Step 4: Simplify right side
    107,794.58x = 8,932,801,783.32
  5. Step 5: Solve for x
    x = 8,932,801,783.32/107,794.58
  6. Step 6: Final answer
    x = 82,868.75

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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.