Home / 89,452.86-134,198.73-27,128.22

Finding the Fourth Proportional to 89,452.86, 134,198.73 and 27,128.22

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Solution

The fourth proportional to 89,452.86, 134,198.73 and 27,128.22 is: 40,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,452.86 : 134,198.73 = 27,128.22 : x
  2. Step 2: Convert to fraction form
    89,452.86/134,198.73 = 27,128.22/x
  3. Step 3: Cross multiply
    89,452.86x = 134,198.73 × 27,128.22
  4. Step 4: Simplify right side
    89,452.86x = 3,640,572,671.16
  5. Step 5: Solve for x
    x = 3,640,572,671.16/89,452.86
  6. Step 6: Final answer
    x = 40,698.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.