Home / 190,785.22-263,133.37-169,004.79

Finding the Fourth Proportional to 190,785.22, 263,133.37 and 169,004.79

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Solution

The fourth proportional to 190,785.22, 263,133.37 and 169,004.79 is: 233,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,785.22 : 263,133.37 = 169,004.79 : x
  2. Step 2: Convert to fraction form
    190,785.22/263,133.37 = 169,004.79/x
  3. Step 3: Cross multiply
    190,785.22x = 263,133.37 × 169,004.79
  4. Step 4: Simplify right side
    190,785.22x = 44,470,799,938.84
  5. Step 5: Solve for x
    x = 44,470,799,938.84/190,785.22
  6. Step 6: Final answer
    x = 233,093.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.