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Finding the Fourth Proportional to 100,090.84, 150,114.40 and 33,540.44

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Solution

The fourth proportional to 100,090.84, 150,114.40 and 33,540.44 is: 50,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,090.84 : 150,114.40 = 33,540.44 : x
  2. Step 2: Convert to fraction form
    100,090.84/150,114.40 = 33,540.44/x
  3. Step 3: Cross multiply
    100,090.84x = 150,114.40 × 33,540.44
  4. Step 4: Simplify right side
    100,090.84x = 5,034,903,026.34
  5. Step 5: Solve for x
    x = 5,034,903,026.34/100,090.84
  6. Step 6: Final answer
    x = 50,303.33

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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.