Home / 192,969.24-266,317.26-111,300.72

Finding the Fourth Proportional to 192,969.24, 266,317.26 and 111,300.72

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Solution

The fourth proportional to 192,969.24, 266,317.26 and 111,300.72 is: 153,606.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,969.24 : 266,317.26 = 111,300.72 : x
  2. Step 2: Convert to fraction form
    192,969.24/266,317.26 = 111,300.72/x
  3. Step 3: Cross multiply
    192,969.24x = 266,317.26 × 111,300.72
  4. Step 4: Simplify right side
    192,969.24x = 29,641,302,786.43
  5. Step 5: Solve for x
    x = 29,641,302,786.43/192,969.24
  6. Step 6: Final answer
    x = 153,606.36

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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.