Home / 188,337.08-259,790.07-111,804.23

Finding the Fourth Proportional to 188,337.08, 259,790.07 and 111,804.23

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Solution

The fourth proportional to 188,337.08, 259,790.07 and 111,804.23 is: 154,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,337.08 : 259,790.07 = 111,804.23 : x
  2. Step 2: Convert to fraction form
    188,337.08/259,790.07 = 111,804.23/x
  3. Step 3: Cross multiply
    188,337.08x = 259,790.07 × 111,804.23
  4. Step 4: Simplify right side
    188,337.08x = 29,045,628,738.00
  5. Step 5: Solve for x
    x = 29,045,628,738.00/188,337.08
  6. Step 6: Final answer
    x = 154,221.51

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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.