Home / 168,001.20-251,661.60-104,626.80

Finding the Fourth Proportional to 168,001.20, 251,661.60 and 104,626.80

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Solution

The fourth proportional to 168,001.20, 251,661.60 and 104,626.80 is: 156,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,001.20 : 251,661.60 = 104,626.80 : x
  2. Step 2: Convert to fraction form
    168,001.20/251,661.60 = 104,626.80/x
  3. Step 3: Cross multiply
    168,001.20x = 251,661.60 × 104,626.80
  4. Step 4: Simplify right side
    168,001.20x = 26,330,547,890.88
  5. Step 5: Solve for x
    x = 26,330,547,890.88/168,001.20
  6. Step 6: Final answer
    x = 156,728.33

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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.