Home / 101,105.44-151,681.45-30,026.46

Finding the Fourth Proportional to 101,105.44, 151,681.45 and 30,026.46

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Solution

The fourth proportional to 101,105.44, 151,681.45 and 30,026.46 is: 45,046.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,105.44 : 151,681.45 = 30,026.46 : x
  2. Step 2: Convert to fraction form
    101,105.44/151,681.45 = 30,026.46/x
  3. Step 3: Cross multiply
    101,105.44x = 151,681.45 × 30,026.46
  4. Step 4: Simplify right side
    101,105.44x = 4,554,456,991.17
  5. Step 5: Solve for x
    x = 4,554,456,991.17/101,105.44
  6. Step 6: Final answer
    x = 45,046.61

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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.