Home / 114,370.08-171,556.25-30,142.33

Finding the Fourth Proportional to 114,370.08, 171,556.25 and 30,142.33

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Solution

The fourth proportional to 114,370.08, 171,556.25 and 30,142.33 is: 45,213.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,370.08 : 171,556.25 = 30,142.33 : x
  2. Step 2: Convert to fraction form
    114,370.08/171,556.25 = 30,142.33/x
  3. Step 3: Cross multiply
    114,370.08x = 171,556.25 × 30,142.33
  4. Step 4: Simplify right side
    114,370.08x = 5,171,104,775.79
  5. Step 5: Solve for x
    x = 5,171,104,775.79/114,370.08
  6. Step 6: Final answer
    x = 45,213.79

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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.