Home / 194,733.21-268,563.60-126,725.72

Finding the Fourth Proportional to 194,733.21, 268,563.60 and 126,725.72

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Solution

The fourth proportional to 194,733.21, 268,563.60 and 126,725.72 is: 174,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,733.21 : 268,563.60 = 126,725.72 : x
  2. Step 2: Convert to fraction form
    194,733.21/268,563.60 = 126,725.72/x
  3. Step 3: Cross multiply
    194,733.21x = 268,563.60 × 126,725.72
  4. Step 4: Simplify right side
    194,733.21x = 34,033,914,232.97
  5. Step 5: Solve for x
    x = 34,033,914,232.97/194,733.21
  6. Step 6: Final answer
    x = 174,772.01

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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.