Home / 103,550.28-155,299.72-44,379.24

Finding the Fourth Proportional to 103,550.28, 155,299.72 and 44,379.24

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Solution

The fourth proportional to 103,550.28, 155,299.72 and 44,379.24 is: 66,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,550.28 : 155,299.72 = 44,379.24 : x
  2. Step 2: Convert to fraction form
    103,550.28/155,299.72 = 44,379.24/x
  3. Step 3: Cross multiply
    103,550.28x = 155,299.72 × 44,379.24
  4. Step 4: Simplify right side
    103,550.28x = 6,892,083,545.81
  5. Step 5: Solve for x
    x = 6,892,083,545.81/103,550.28
  6. Step 6: Final answer
    x = 66,557.85

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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.