Home / 100,232.11-150,371.40-29,156.44

Finding the Fourth Proportional to 100,232.11, 150,371.40 and 29,156.44

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Solution

The fourth proportional to 100,232.11, 150,371.40 and 29,156.44 is: 43,741.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,232.11 : 150,371.40 = 29,156.44 : x
  2. Step 2: Convert to fraction form
    100,232.11/150,371.40 = 29,156.44/x
  3. Step 3: Cross multiply
    100,232.11x = 150,371.40 × 29,156.44
  4. Step 4: Simplify right side
    100,232.11x = 4,384,294,701.82
  5. Step 5: Solve for x
    x = 4,384,294,701.82/100,232.11
  6. Step 6: Final answer
    x = 43,741.42

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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.