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Finding the Fourth Proportional to 186,935.99, 280,404.59 and 46,694.61

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Solution

The fourth proportional to 186,935.99, 280,404.59 and 46,694.61 is: 70,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,935.99 : 280,404.59 = 46,694.61 : x
  2. Step 2: Convert to fraction form
    186,935.99/280,404.59 = 46,694.61/x
  3. Step 3: Cross multiply
    186,935.99x = 280,404.59 × 46,694.61
  4. Step 4: Simplify right side
    186,935.99x = 13,093,382,738.79
  5. Step 5: Solve for x
    x = 13,093,382,738.79/186,935.99
  6. Step 6: Final answer
    x = 70,042.07

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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.