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Finding the Fourth Proportional to 100,167.56, 150,266.22 and 29,090.80

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Solution

The fourth proportional to 100,167.56, 150,266.22 and 29,090.80 is: 43,640.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,167.56 : 150,266.22 = 29,090.80 : x
  2. Step 2: Convert to fraction form
    100,167.56/150,266.22 = 29,090.80/x
  3. Step 3: Cross multiply
    100,167.56x = 150,266.22 × 29,090.80
  4. Step 4: Simplify right side
    100,167.56x = 4,371,364,552.78
  5. Step 5: Solve for x
    x = 4,371,364,552.78/100,167.56
  6. Step 6: Final answer
    x = 43,640.52

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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.