Home / 222,033.50-333,099.44-103,640.21

Finding the Fourth Proportional to 222,033.50, 333,099.44 and 103,640.21

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Solution

The fourth proportional to 222,033.50, 333,099.44 and 103,640.21 is: 155,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,033.50 : 333,099.44 = 103,640.21 : x
  2. Step 2: Convert to fraction form
    222,033.50/333,099.44 = 103,640.21/x
  3. Step 3: Cross multiply
    222,033.50x = 333,099.44 × 103,640.21
  4. Step 4: Simplify right side
    222,033.50x = 34,522,495,912.48
  5. Step 5: Solve for x
    x = 34,522,495,912.48/222,033.50
  6. Step 6: Final answer
    x = 155,483.28

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1.5x scale

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.