Home / 199,090.26-274,744.56-109,666.26

Finding the Fourth Proportional to 199,090.26, 274,744.56 and 109,666.26

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Solution

The fourth proportional to 199,090.26, 274,744.56 and 109,666.26 is: 151,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,090.26 : 274,744.56 = 109,666.26 : x
  2. Step 2: Convert to fraction form
    199,090.26/274,744.56 = 109,666.26/x
  3. Step 3: Cross multiply
    199,090.26x = 274,744.56 × 109,666.26
  4. Step 4: Simplify right side
    199,090.26x = 30,130,208,350.55
  5. Step 5: Solve for x
    x = 30,130,208,350.55/199,090.26
  6. Step 6: Final answer
    x = 151,339.44

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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.