Home / 75,759.40-104,543.16-41,766.03

Finding the Fourth Proportional to 75,759.40, 104,543.16 and 41,766.03

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Solution

The fourth proportional to 75,759.40, 104,543.16 and 41,766.03 is: 57,634.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,759.40 : 104,543.16 = 41,766.03 : x
  2. Step 2: Convert to fraction form
    75,759.40/104,543.16 = 41,766.03/x
  3. Step 3: Cross multiply
    75,759.40x = 104,543.16 × 41,766.03
  4. Step 4: Simplify right side
    75,759.40x = 4,366,352,600.23
  5. Step 5: Solve for x
    x = 4,366,352,600.23/75,759.40
  6. Step 6: Final answer
    x = 57,634.47

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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.