Home / 47,922.87-71,916.31-16,758.12

Finding the Fourth Proportional to 47,922.87, 71,916.31 and 16,758.12

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Solution

The fourth proportional to 47,922.87, 71,916.31 and 16,758.12 is: 25,148.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,922.87 : 71,916.31 = 16,758.12 : x
  2. Step 2: Convert to fraction form
    47,922.87/71,916.31 = 16,758.12/x
  3. Step 3: Cross multiply
    47,922.87x = 71,916.31 × 16,758.12
  4. Step 4: Simplify right side
    47,922.87x = 1,205,182,349.31
  5. Step 5: Solve for x
    x = 1,205,182,349.31/47,922.87
  6. Step 6: Final answer
    x = 25,148.37

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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.