Home / 190,523.33-285,224.41-127,186.37

Finding the Fourth Proportional to 190,523.33, 285,224.41 and 127,186.37

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Solution

The fourth proportional to 190,523.33, 285,224.41 and 127,186.37 is: 190,405.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,523.33 : 285,224.41 = 127,186.37 : x
  2. Step 2: Convert to fraction form
    190,523.33/285,224.41 = 127,186.37/x
  3. Step 3: Cross multiply
    190,523.33x = 285,224.41 × 127,186.37
  4. Step 4: Simplify right side
    190,523.33x = 36,276,657,343.29
  5. Step 5: Solve for x
    x = 36,276,657,343.29/190,523.33
  6. Step 6: Final answer
    x = 190,405.33

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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.