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Finding the Fourth Proportional to 103,696.95, 155,545.43 and 33,583.35

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Solution

The fourth proportional to 103,696.95, 155,545.43 and 33,583.35 is: 50,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,696.95 : 155,545.43 = 33,583.35 : x
  2. Step 2: Convert to fraction form
    103,696.95/155,545.43 = 33,583.35/x
  3. Step 3: Cross multiply
    103,696.95x = 155,545.43 × 33,583.35
  4. Step 4: Simplify right side
    103,696.95x = 5,223,736,616.59
  5. Step 5: Solve for x
    x = 5,223,736,616.59/103,696.95
  6. Step 6: Final answer
    x = 50,375.03

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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.