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Finding the Fourth Proportional to 59,976.51, 89,955.51 and 20,524.56

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Solution

The fourth proportional to 59,976.51, 89,955.51 and 20,524.56 is: 30,783.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,976.51 : 89,955.51 = 20,524.56 : x
  2. Step 2: Convert to fraction form
    59,976.51/89,955.51 = 20,524.56/x
  3. Step 3: Cross multiply
    59,976.51x = 89,955.51 × 20,524.56
  4. Step 4: Simplify right side
    59,976.51x = 1,846,297,262.33
  5. Step 5: Solve for x
    x = 1,846,297,262.33/59,976.51
  6. Step 6: Final answer
    x = 30,783.67

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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.