Home / 204,629.56-306,915.18-64,384.54

Finding the Fourth Proportional to 204,629.56, 306,915.18 and 64,384.54

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Solution

The fourth proportional to 204,629.56, 306,915.18 and 64,384.54 is: 96,567.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,629.56 : 306,915.18 = 64,384.54 : x
  2. Step 2: Convert to fraction form
    204,629.56/306,915.18 = 64,384.54/x
  3. Step 3: Cross multiply
    204,629.56x = 306,915.18 × 64,384.54
  4. Step 4: Simplify right side
    204,629.56x = 19,760,592,683.32
  5. Step 5: Solve for x
    x = 19,760,592,683.32/204,629.56
  6. Step 6: Final answer
    x = 96,567.64

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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.