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Finding the Fourth Proportional to 191,694.99, 264,584.13 and 119,152.61

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Solution

The fourth proportional to 191,694.99, 264,584.13 and 119,152.61 is: 164,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,694.99 : 264,584.13 = 119,152.61 : x
  2. Step 2: Convert to fraction form
    191,694.99/264,584.13 = 119,152.61/x
  3. Step 3: Cross multiply
    191,694.99x = 264,584.13 × 119,152.61
  4. Step 4: Simplify right side
    191,694.99x = 31,525,889,654.08
  5. Step 5: Solve for x
    x = 31,525,889,654.08/191,694.99
  6. Step 6: Final answer
    x = 164,458.60

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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.