Home / 205,991.22-284,121.03-189,050.07

Finding the Fourth Proportional to 205,991.22, 284,121.03 and 189,050.07

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Solution

The fourth proportional to 205,991.22, 284,121.03 and 189,050.07 is: 260,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,991.22 : 284,121.03 = 189,050.07 : x
  2. Step 2: Convert to fraction form
    205,991.22/284,121.03 = 189,050.07/x
  3. Step 3: Cross multiply
    205,991.22x = 284,121.03 × 189,050.07
  4. Step 4: Simplify right side
    205,991.22x = 53,713,100,609.97
  5. Step 5: Solve for x
    x = 53,713,100,609.97/205,991.22
  6. Step 6: Final answer
    x = 260,754.32

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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.