Home / 69,491.40-104,237.18-16,900.52

Finding the Fourth Proportional to 69,491.40, 104,237.18 and 16,900.52

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Solution

The fourth proportional to 69,491.40, 104,237.18 and 16,900.52 is: 25,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,491.40 : 104,237.18 = 16,900.52 : x
  2. Step 2: Convert to fraction form
    69,491.40/104,237.18 = 16,900.52/x
  3. Step 3: Cross multiply
    69,491.40x = 104,237.18 × 16,900.52
  4. Step 4: Simplify right side
    69,491.40x = 1,761,662,545.33
  5. Step 5: Solve for x
    x = 1,761,662,545.33/69,491.40
  6. Step 6: Final answer
    x = 25,350.80

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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.