Home / 48,658.42-73,016.46-20,576.98

Finding the Fourth Proportional to 48,658.42, 73,016.46 and 20,576.98

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Solution

The fourth proportional to 48,658.42, 73,016.46 and 20,576.98 is: 30,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,658.42 : 73,016.46 = 20,576.98 : x
  2. Step 2: Convert to fraction form
    48,658.42/73,016.46 = 20,576.98/x
  3. Step 3: Cross multiply
    48,658.42x = 73,016.46 × 20,576.98
  4. Step 4: Simplify right side
    48,658.42x = 1,502,458,237.09
  5. Step 5: Solve for x
    x = 1,502,458,237.09/48,658.42
  6. Step 6: Final answer
    x = 30,877.66

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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.