Home / 444,085.20-666,136.04-144,564.75

Finding the Fourth Proportional to 444,085.20, 666,136.04 and 144,564.75

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Solution

The fourth proportional to 444,085.20, 666,136.04 and 144,564.75 is: 216,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,085.20 : 666,136.04 = 144,564.75 : x
  2. Step 2: Convert to fraction form
    444,085.20/666,136.04 = 144,564.75/x
  3. Step 3: Cross multiply
    444,085.20x = 666,136.04 × 144,564.75
  4. Step 4: Simplify right side
    444,085.20x = 96,299,789,365.77
  5. Step 5: Solve for x
    x = 96,299,789,365.77/444,085.20
  6. Step 6: Final answer
    x = 216,849.81

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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.