Home / 161,768.27-242,653.00-49,448.05

Finding the Fourth Proportional to 161,768.27, 242,653.00 and 49,448.05

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Solution

The fourth proportional to 161,768.27, 242,653.00 and 49,448.05 is: 74,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,768.27 : 242,653.00 = 49,448.05 : x
  2. Step 2: Convert to fraction form
    161,768.27/242,653.00 = 49,448.05/x
  3. Step 3: Cross multiply
    161,768.27x = 242,653.00 × 49,448.05
  4. Step 4: Simplify right side
    161,768.27x = 11,998,718,100.80
  5. Step 5: Solve for x
    x = 11,998,718,100.80/161,768.27
  6. Step 6: Final answer
    x = 74,172.26

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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.