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Finding the Fourth Proportional to 241,481.54, 362,145.40 and 79,337.94

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Solution

The fourth proportional to 241,481.54, 362,145.40 and 79,337.94 is: 118,981.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,481.54 : 362,145.40 = 79,337.94 : x
  2. Step 2: Convert to fraction form
    241,481.54/362,145.40 = 79,337.94/x
  3. Step 3: Cross multiply
    241,481.54x = 362,145.40 × 79,337.94
  4. Step 4: Simplify right side
    241,481.54x = 28,731,870,723.49
  5. Step 5: Solve for x
    x = 28,731,870,723.49/241,481.54
  6. Step 6: Final answer
    x = 118,981.64

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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.