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Finding the Fourth Proportional to 27,963.50, 41,951.01 and 11,547.50

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Solution

The fourth proportional to 27,963.50, 41,951.01 and 11,547.50 is: 17,323.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.50 : 41,951.01 = 11,547.50 : x
  2. Step 2: Convert to fraction form
    27,963.50/41,951.01 = 11,547.50/x
  3. Step 3: Cross multiply
    27,963.50x = 41,951.01 × 11,547.50
  4. Step 4: Simplify right side
    27,963.50x = 484,429,287.98
  5. Step 5: Solve for x
    x = 484,429,287.98/27,963.50
  6. Step 6: Final answer
    x = 17,323.63

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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.