Home / 44,678.06-66,997.40-20,992.33

Finding the Fourth Proportional to 44,678.06, 66,997.40 and 20,992.33

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Solution

The fourth proportional to 44,678.06, 66,997.40 and 20,992.33 is: 31,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,678.06 : 66,997.40 = 20,992.33 : x
  2. Step 2: Convert to fraction form
    44,678.06/66,997.40 = 20,992.33/x
  3. Step 3: Cross multiply
    44,678.06x = 66,997.40 × 20,992.33
  4. Step 4: Simplify right side
    44,678.06x = 1,406,431,529.94
  5. Step 5: Solve for x
    x = 1,406,431,529.94/44,678.06
  6. Step 6: Final answer
    x = 31,479.24

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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.