Home / 190,940.40-286,716.60-151,822.80

Finding the Fourth Proportional to 190,940.40, 286,716.60 and 151,822.80

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Solution

The fourth proportional to 190,940.40, 286,716.60 and 151,822.80 is: 227,977.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,940.40 : 286,716.60 = 151,822.80 : x
  2. Step 2: Convert to fraction form
    190,940.40/286,716.60 = 151,822.80/x
  3. Step 3: Cross multiply
    190,940.40x = 286,716.60 × 151,822.80
  4. Step 4: Simplify right side
    190,940.40x = 43,530,117,018.48
  5. Step 5: Solve for x
    x = 43,530,117,018.48/190,940.40
  6. Step 6: Final answer
    x = 227,977.51

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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.