Home / 48,860.05-73,288.70-20,766.01

Finding the Fourth Proportional to 48,860.05, 73,288.70 and 20,766.01

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Solution

The fourth proportional to 48,860.05, 73,288.70 and 20,766.01 is: 31,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,860.05 : 73,288.70 = 20,766.01 : x
  2. Step 2: Convert to fraction form
    48,860.05/73,288.70 = 20,766.01/x
  3. Step 3: Cross multiply
    48,860.05x = 73,288.70 × 20,766.01
  4. Step 4: Simplify right side
    48,860.05x = 1,521,913,745.78
  5. Step 5: Solve for x
    x = 1,521,913,745.78/48,860.05
  6. Step 6: Final answer
    x = 31,148.43

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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.