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Finding the Fourth Proportional to 64,425.24, 88,912.80 and 37,576.44

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Solution

The fourth proportional to 64,425.24, 88,912.80 and 37,576.44 is: 51,858.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.24 : 88,912.80 = 37,576.44 : x
  2. Step 2: Convert to fraction form
    64,425.24/88,912.80 = 37,576.44/x
  3. Step 3: Cross multiply
    64,425.24x = 88,912.80 × 37,576.44
  4. Step 4: Simplify right side
    64,425.24x = 3,341,026,494.43
  5. Step 5: Solve for x
    x = 3,341,026,494.43/64,425.24
  6. Step 6: Final answer
    x = 51,858.97

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1.5x scale

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.