Home / 177,183.68-265,886.20-72,002.60

Finding the Fourth Proportional to 177,183.68, 265,886.20 and 72,002.60

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Solution

The fourth proportional to 177,183.68, 265,886.20 and 72,002.60 is: 108,048.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,183.68 : 265,886.20 = 72,002.60 : x
  2. Step 2: Convert to fraction form
    177,183.68/265,886.20 = 72,002.60/x
  3. Step 3: Cross multiply
    177,183.68x = 265,886.20 × 72,002.60
  4. Step 4: Simplify right side
    177,183.68x = 19,144,497,704.12
  5. Step 5: Solve for x
    x = 19,144,497,704.12/177,183.68
  6. Step 6: Final answer
    x = 108,048.88

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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.