Home / 194,730.09-268,729.56-108,697.20

Finding the Fourth Proportional to 194,730.09, 268,729.56 and 108,697.20

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Solution

The fourth proportional to 194,730.09, 268,729.56 and 108,697.20 is: 150,003.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,730.09 : 268,729.56 = 108,697.20 : x
  2. Step 2: Convert to fraction form
    194,730.09/268,729.56 = 108,697.20/x
  3. Step 3: Cross multiply
    194,730.09x = 268,729.56 × 108,697.20
  4. Step 4: Simplify right side
    194,730.09x = 29,210,150,729.23
  5. Step 5: Solve for x
    x = 29,210,150,729.23/194,730.09
  6. Step 6: Final answer
    x = 150,003.27

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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.