Home / 195,918.31-293,877.77-53,765.53

Finding the Fourth Proportional to 195,918.31, 293,877.77 and 53,765.53

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Solution

The fourth proportional to 195,918.31, 293,877.77 and 53,765.53 is: 80,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,918.31 : 293,877.77 = 53,765.53 : x
  2. Step 2: Convert to fraction form
    195,918.31/293,877.77 = 53,765.53/x
  3. Step 3: Cross multiply
    195,918.31x = 293,877.77 × 53,765.53
  4. Step 4: Simplify right side
    195,918.31x = 15,800,494,059.27
  5. Step 5: Solve for x
    x = 15,800,494,059.27/195,918.31
  6. Step 6: Final answer
    x = 80,648.38

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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.