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Finding the Fourth Proportional to 100,105.62, 150,207.62 and 46,801.25

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Solution

The fourth proportional to 100,105.62, 150,207.62 and 46,801.25 is: 70,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,105.62 : 150,207.62 = 46,801.25 : x
  2. Step 2: Convert to fraction form
    100,105.62/150,207.62 = 46,801.25/x
  3. Step 3: Cross multiply
    100,105.62x = 150,207.62 × 46,801.25
  4. Step 4: Simplify right side
    100,105.62x = 7,029,903,390.48
  5. Step 5: Solve for x
    x = 7,029,903,390.48/100,105.62
  6. Step 6: Final answer
    x = 70,224.86

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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.