Home / 101,170.25-151,496.56-98,177.03

Finding the Fourth Proportional to 101,170.25, 151,496.56 and 98,177.03

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Solution

The fourth proportional to 101,170.25, 151,496.56 and 98,177.03 is: 147,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,170.25 : 151,496.56 = 98,177.03 : x
  2. Step 2: Convert to fraction form
    101,170.25/151,496.56 = 98,177.03/x
  3. Step 3: Cross multiply
    101,170.25x = 151,496.56 × 98,177.03
  4. Step 4: Simplify right side
    101,170.25x = 14,873,482,249.37
  5. Step 5: Solve for x
    x = 14,873,482,249.37/101,170.25
  6. Step 6: Final answer
    x = 147,014.39

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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.