Home / 49,218.54-73,780.27-15,915.99

Finding the Fourth Proportional to 49,218.54, 73,780.27 and 15,915.99

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Solution

The fourth proportional to 49,218.54, 73,780.27 and 15,915.99 is: 23,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,218.54 : 73,780.27 = 15,915.99 : x
  2. Step 2: Convert to fraction form
    49,218.54/73,780.27 = 15,915.99/x
  3. Step 3: Cross multiply
    49,218.54x = 73,780.27 × 15,915.99
  4. Step 4: Simplify right side
    49,218.54x = 1,174,286,276.40
  5. Step 5: Solve for x
    x = 1,174,286,276.40/49,218.54
  6. Step 6: Final answer
    x = 23,858.62

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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.