Home / 165,324.04-228,149.45-89,874.16

Finding the Fourth Proportional to 165,324.04, 228,149.45 and 89,874.16

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Solution

The fourth proportional to 165,324.04, 228,149.45 and 89,874.16 is: 124,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,324.04 : 228,149.45 = 89,874.16 : x
  2. Step 2: Convert to fraction form
    165,324.04/228,149.45 = 89,874.16/x
  3. Step 3: Cross multiply
    165,324.04x = 228,149.45 × 89,874.16
  4. Step 4: Simplify right side
    165,324.04x = 20,504,740,173.21
  5. Step 5: Solve for x
    x = 20,504,740,173.21/165,324.04
  6. Step 6: Final answer
    x = 124,027.58

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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.