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Finding the Fourth Proportional to 100,365.75, 150,606.95 and 44,961.75

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Solution

The fourth proportional to 100,365.75, 150,606.95 and 44,961.75 is: 67,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,365.75 : 150,606.95 = 44,961.75 : x
  2. Step 2: Convert to fraction form
    100,365.75/150,606.95 = 44,961.75/x
  3. Step 3: Cross multiply
    100,365.75x = 150,606.95 × 44,961.75
  4. Step 4: Simplify right side
    100,365.75x = 6,771,551,809.35
  5. Step 5: Solve for x
    x = 6,771,551,809.35/100,365.75
  6. Step 6: Final answer
    x = 67,468.75

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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.