Home / 144,739.94-217,116-39,558.62

Finding the Fourth Proportional to 144,739.94, 217,116 and 39,558.62

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Solution

The fourth proportional to 144,739.94, 217,116 and 39,558.62 is: 59,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,739.94 : 217,116 = 39,558.62 : x
  2. Step 2: Convert to fraction form
    144,739.94/217,116 = 39,558.62/x
  3. Step 3: Cross multiply
    144,739.94x = 217,116 × 39,558.62
  4. Step 4: Simplify right side
    144,739.94x = 8,588,809,339.92
  5. Step 5: Solve for x
    x = 8,588,809,339.92/144,739.94
  6. Step 6: Final answer
    x = 59,339.59

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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.