Home / 144,336.53-199,176.37-79,802.03

Finding the Fourth Proportional to 144,336.53, 199,176.37 and 79,802.03

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Solution

The fourth proportional to 144,336.53, 199,176.37 and 79,802.03 is: 110,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,336.53 : 199,176.37 = 79,802.03 : x
  2. Step 2: Convert to fraction form
    144,336.53/199,176.37 = 79,802.03/x
  3. Step 3: Cross multiply
    144,336.53x = 199,176.37 × 79,802.03
  4. Step 4: Simplify right side
    144,336.53x = 15,894,678,952.47
  5. Step 5: Solve for x
    x = 15,894,678,952.47/144,336.53
  6. Step 6: Final answer
    x = 110,122.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.