Home / 103,366.49-154,951.32-33,196.60

Finding the Fourth Proportional to 103,366.49, 154,951.32 and 33,196.60

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Solution

The fourth proportional to 103,366.49, 154,951.32 and 33,196.60 is: 49,763.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,366.49 : 154,951.32 = 33,196.60 : x
  2. Step 2: Convert to fraction form
    103,366.49/154,951.32 = 33,196.60/x
  3. Step 3: Cross multiply
    103,366.49x = 154,951.32 × 33,196.60
  4. Step 4: Simplify right side
    103,366.49x = 5,143,856,602.13
  5. Step 5: Solve for x
    x = 5,143,856,602.13/103,366.49
  6. Step 6: Final answer
    x = 49,763.29

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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.