Home / 74,556.36-111,830.90-27,805.59

Finding the Fourth Proportional to 74,556.36, 111,830.90 and 27,805.59

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Solution

The fourth proportional to 74,556.36, 111,830.90 and 27,805.59 is: 41,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,556.36 : 111,830.90 = 27,805.59 : x
  2. Step 2: Convert to fraction form
    74,556.36/111,830.90 = 27,805.59/x
  3. Step 3: Cross multiply
    74,556.36x = 111,830.90 × 27,805.59
  4. Step 4: Simplify right side
    74,556.36x = 3,109,524,015.70
  5. Step 5: Solve for x
    x = 3,109,524,015.70/74,556.36
  6. Step 6: Final answer
    x = 41,707.03

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1.5x scale

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.