Home / 48,888.37-73,306.63-21,171.25

Finding the Fourth Proportional to 48,888.37, 73,306.63 and 21,171.25

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Solution

The fourth proportional to 48,888.37, 73,306.63 and 21,171.25 is: 31,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,888.37 : 73,306.63 = 21,171.25 : x
  2. Step 2: Convert to fraction form
    48,888.37/73,306.63 = 21,171.25/x
  3. Step 3: Cross multiply
    48,888.37x = 73,306.63 × 21,171.25
  4. Step 4: Simplify right side
    48,888.37x = 1,551,992,990.39
  5. Step 5: Solve for x
    x = 1,551,992,990.39/48,888.37
  6. Step 6: Final answer
    x = 31,745.65

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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.