Home / 62,628.16-93,942.72-15,880.96

Finding the Fourth Proportional to 62,628.16, 93,942.72 and 15,880.96

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Solution

The fourth proportional to 62,628.16, 93,942.72 and 15,880.96 is: 23,821.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,628.16 : 93,942.72 = 15,880.96 : x
  2. Step 2: Convert to fraction form
    62,628.16/93,942.72 = 15,880.96/x
  3. Step 3: Cross multiply
    62,628.16x = 93,942.72 × 15,880.96
  4. Step 4: Simplify right side
    62,628.16x = 1,491,900,578.61
  5. Step 5: Solve for x
    x = 1,491,900,578.61/62,628.16
  6. Step 6: Final answer
    x = 23,821.56

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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.