Home / 168,669.60-252,831.60-98,512.80

Finding the Fourth Proportional to 168,669.60, 252,831.60 and 98,512.80

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Solution

The fourth proportional to 168,669.60, 252,831.60 and 98,512.80 is: 147,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,669.60 : 252,831.60 = 98,512.80 : x
  2. Step 2: Convert to fraction form
    168,669.60/252,831.60 = 98,512.80/x
  3. Step 3: Cross multiply
    168,669.60x = 252,831.60 × 98,512.80
  4. Step 4: Simplify right side
    168,669.60x = 24,907,148,844.48
  5. Step 5: Solve for x
    x = 24,907,148,844.48/168,669.60
  6. Step 6: Final answer
    x = 147,668.27

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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.