Home / 190,610.11-263,045.45-104,573.53

Finding the Fourth Proportional to 190,610.11, 263,045.45 and 104,573.53

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Solution

The fourth proportional to 190,610.11, 263,045.45 and 104,573.53 is: 144,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,610.11 : 263,045.45 = 104,573.53 : x
  2. Step 2: Convert to fraction form
    190,610.11/263,045.45 = 104,573.53/x
  3. Step 3: Cross multiply
    190,610.11x = 263,045.45 × 104,573.53
  4. Step 4: Simplify right side
    190,610.11x = 27,507,591,553.07
  5. Step 5: Solve for x
    x = 27,507,591,553.07/190,610.11
  6. Step 6: Final answer
    x = 144,313.39

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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.