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Finding the Fourth Proportional to 100,069.94, 150,276.63 and 88,850.63

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Solution

The fourth proportional to 100,069.94, 150,276.63 and 88,850.63 is: 133,428.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,069.94 : 150,276.63 = 88,850.63 : x
  2. Step 2: Convert to fraction form
    100,069.94/150,276.63 = 88,850.63/x
  3. Step 3: Cross multiply
    100,069.94x = 150,276.63 × 88,850.63
  4. Step 4: Simplify right side
    100,069.94x = 13,352,173,249.78
  5. Step 5: Solve for x
    x = 13,352,173,249.78/100,069.94
  6. Step 6: Final answer
    x = 133,428.41

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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.