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Finding the Fourth Proportional to 178,653.44, 267,745.44 and 99,804.80

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Solution

The fourth proportional to 178,653.44, 267,745.44 and 99,804.80 is: 149,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,653.44 : 267,745.44 = 99,804.80 : x
  2. Step 2: Convert to fraction form
    178,653.44/267,745.44 = 99,804.80/x
  3. Step 3: Cross multiply
    178,653.44x = 267,745.44 × 99,804.80
  4. Step 4: Simplify right side
    178,653.44x = 26,722,280,090.11
  5. Step 5: Solve for x
    x = 26,722,280,090.11/178,653.44
  6. Step 6: Final answer
    x = 149,576.07

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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.