Home / 100,228.11-150,365.40-29,152.44

Finding the Fourth Proportional to 100,228.11, 150,365.40 and 29,152.44

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Solution

The fourth proportional to 100,228.11, 150,365.40 and 29,152.44 is: 43,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,228.11 : 150,365.40 = 29,152.44 : x
  2. Step 2: Convert to fraction form
    100,228.11/150,365.40 = 29,152.44/x
  3. Step 3: Cross multiply
    100,228.11x = 150,365.40 × 29,152.44
  4. Step 4: Simplify right side
    100,228.11x = 4,383,518,301.58
  5. Step 5: Solve for x
    x = 4,383,518,301.58/100,228.11
  6. Step 6: Final answer
    x = 43,735.42

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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.