Home / 101,165.24-151,747.76-30,087.59

Finding the Fourth Proportional to 101,165.24, 151,747.76 and 30,087.59

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Solution

The fourth proportional to 101,165.24, 151,747.76 and 30,087.59 is: 45,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,165.24 : 151,747.76 = 30,087.59 : x
  2. Step 2: Convert to fraction form
    101,165.24/151,747.76 = 30,087.59/x
  3. Step 3: Cross multiply
    101,165.24x = 151,747.76 × 30,087.59
  4. Step 4: Simplify right side
    101,165.24x = 4,565,724,556.36
  5. Step 5: Solve for x
    x = 4,565,724,556.36/101,165.24
  6. Step 6: Final answer
    x = 45,131.36

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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.