Home / 49,639.68-74,461.44-14,578.56

Finding the Fourth Proportional to 49,639.68, 74,461.44 and 14,578.56

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Solution

The fourth proportional to 49,639.68, 74,461.44 and 14,578.56 is: 21,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,639.68 : 74,461.44 = 14,578.56 : x
  2. Step 2: Convert to fraction form
    49,639.68/74,461.44 = 14,578.56/x
  3. Step 3: Cross multiply
    49,639.68x = 74,461.44 × 14,578.56
  4. Step 4: Simplify right side
    49,639.68x = 1,085,540,570.73
  5. Step 5: Solve for x
    x = 1,085,540,570.73/49,639.68
  6. Step 6: Final answer
    x = 21,868.40

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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.