Home / 101,097.23-151,640.38-30,976.75

Finding the Fourth Proportional to 101,097.23, 151,640.38 and 30,976.75

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Solution

The fourth proportional to 101,097.23, 151,640.38 and 30,976.75 is: 46,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,097.23 : 151,640.38 = 30,976.75 : x
  2. Step 2: Convert to fraction form
    101,097.23/151,640.38 = 30,976.75/x
  3. Step 3: Cross multiply
    101,097.23x = 151,640.38 × 30,976.75
  4. Step 4: Simplify right side
    101,097.23x = 4,697,325,228.08
  5. Step 5: Solve for x
    x = 4,697,325,228.08/101,097.23
  6. Step 6: Final answer
    x = 46,463.44

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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.