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Finding the Fourth Proportional to 69,576.72, 96,015.20 and 37,745.74

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Solution

The fourth proportional to 69,576.72, 96,015.20 and 37,745.74 is: 52,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,576.72 : 96,015.20 = 37,745.74 : x
  2. Step 2: Convert to fraction form
    69,576.72/96,015.20 = 37,745.74/x
  3. Step 3: Cross multiply
    69,576.72x = 96,015.20 × 37,745.74
  4. Step 4: Simplify right side
    69,576.72x = 3,624,164,775.25
  5. Step 5: Solve for x
    x = 3,624,164,775.25/69,576.72
  6. Step 6: Final answer
    x = 52,088.76

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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.