Home / 100,750.16-151,014.36-41,553.44

Finding the Fourth Proportional to 100,750.16, 151,014.36 and 41,553.44

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Solution

The fourth proportional to 100,750.16, 151,014.36 and 41,553.44 is: 62,284.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,750.16 : 151,014.36 = 41,553.44 : x
  2. Step 2: Convert to fraction form
    100,750.16/151,014.36 = 41,553.44/x
  3. Step 3: Cross multiply
    100,750.16x = 151,014.36 × 41,553.44
  4. Step 4: Simplify right side
    100,750.16x = 6,275,166,147.40
  5. Step 5: Solve for x
    x = 6,275,166,147.40/100,750.16
  6. Step 6: Final answer
    x = 62,284.43

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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.