Home / 53,816.28-80,736.71-16,381.67

Finding the Fourth Proportional to 53,816.28, 80,736.71 and 16,381.67

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Solution

The fourth proportional to 53,816.28, 80,736.71 and 16,381.67 is: 24,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,816.28 : 80,736.71 = 16,381.67 : x
  2. Step 2: Convert to fraction form
    53,816.28/80,736.71 = 16,381.67/x
  3. Step 3: Cross multiply
    53,816.28x = 80,736.71 × 16,381.67
  4. Step 4: Simplify right side
    53,816.28x = 1,322,601,654.51
  5. Step 5: Solve for x
    x = 1,322,601,654.51/53,816.28
  6. Step 6: Final answer
    x = 24,576.24

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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.