Home / 48,576.48-72,874.64-20,496.54

Finding the Fourth Proportional to 48,576.48, 72,874.64 and 20,496.54

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Solution

The fourth proportional to 48,576.48, 72,874.64 and 20,496.54 is: 30,749.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,576.48 : 72,874.64 = 20,496.54 : x
  2. Step 2: Convert to fraction form
    48,576.48/72,874.64 = 20,496.54/x
  3. Step 3: Cross multiply
    48,576.48x = 72,874.64 × 20,496.54
  4. Step 4: Simplify right side
    48,576.48x = 1,493,678,182.97
  5. Step 5: Solve for x
    x = 1,493,678,182.97/48,576.48
  6. Step 6: Final answer
    x = 30,749.00

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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.