Home / 79,556.24-109,784.66-43,744.12

Finding the Fourth Proportional to 79,556.24, 109,784.66 and 43,744.12

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Solution

The fourth proportional to 79,556.24, 109,784.66 and 43,744.12 is: 60,365.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,556.24 : 109,784.66 = 43,744.12 : x
  2. Step 2: Convert to fraction form
    79,556.24/109,784.66 = 43,744.12/x
  3. Step 3: Cross multiply
    79,556.24x = 109,784.66 × 43,744.12
  4. Step 4: Simplify right side
    79,556.24x = 4,802,433,341.20
  5. Step 5: Solve for x
    x = 4,802,433,341.20/79,556.24
  6. Step 6: Final answer
    x = 60,365.26

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1.5x scale

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.