Home / 54,999.63-82,514.03-19,944.45

Finding the Fourth Proportional to 54,999.63, 82,514.03 and 19,944.45

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Solution

The fourth proportional to 54,999.63, 82,514.03 and 19,944.45 is: 29,921.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999.63 : 82,514.03 = 19,944.45 : x
  2. Step 2: Convert to fraction form
    54,999.63/82,514.03 = 19,944.45/x
  3. Step 3: Cross multiply
    54,999.63x = 82,514.03 × 19,944.45
  4. Step 4: Simplify right side
    54,999.63x = 1,645,696,845.91
  5. Step 5: Solve for x
    x = 1,645,696,845.91/54,999.63
  6. Step 6: Final answer
    x = 29,921.96

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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.