Home / 199,047.80-274,686.26-108,404.16

Finding the Fourth Proportional to 199,047.80, 274,686.26 and 108,404.16

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Solution

The fourth proportional to 199,047.80, 274,686.26 and 108,404.16 is: 149,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,047.80 : 274,686.26 = 108,404.16 : x
  2. Step 2: Convert to fraction form
    199,047.80/274,686.26 = 108,404.16/x
  3. Step 3: Cross multiply
    199,047.80x = 274,686.26 × 108,404.16
  4. Step 4: Simplify right side
    199,047.80x = 29,777,132,736.82
  5. Step 5: Solve for x
    x = 29,777,132,736.82/199,047.80
  6. Step 6: Final answer
    x = 149,597.90

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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.