Home / 52,871.54-79,284.24-20,016.50

Finding the Fourth Proportional to 52,871.54, 79,284.24 and 20,016.50

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Solution

The fourth proportional to 52,871.54, 79,284.24 and 20,016.50 is: 30,016.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,871.54 : 79,284.24 = 20,016.50 : x
  2. Step 2: Convert to fraction form
    52,871.54/79,284.24 = 20,016.50/x
  3. Step 3: Cross multiply
    52,871.54x = 79,284.24 × 20,016.50
  4. Step 4: Simplify right side
    52,871.54x = 1,586,992,989.96
  5. Step 5: Solve for x
    x = 1,586,992,989.96/52,871.54
  6. Step 6: Final answer
    x = 30,016.02

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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.