Home / 51,976.91-77,957.26-16,916.33

Finding the Fourth Proportional to 51,976.91, 77,957.26 and 16,916.33

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Solution

The fourth proportional to 51,976.91, 77,957.26 and 16,916.33 is: 25,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,976.91 : 77,957.26 = 16,916.33 : x
  2. Step 2: Convert to fraction form
    51,976.91/77,957.26 = 16,916.33/x
  3. Step 3: Cross multiply
    51,976.91x = 77,957.26 × 16,916.33
  4. Step 4: Simplify right side
    51,976.91x = 1,318,750,303.98
  5. Step 5: Solve for x
    x = 1,318,750,303.98/51,976.91
  6. Step 6: Final answer
    x = 25,371.85

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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.