Home / 54,054.42-81,085.95-19,001.94

Finding the Fourth Proportional to 54,054.42, 81,085.95 and 19,001.94

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Solution

The fourth proportional to 54,054.42, 81,085.95 and 19,001.94 is: 28,504.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,054.42 : 81,085.95 = 19,001.94 : x
  2. Step 2: Convert to fraction form
    54,054.42/81,085.95 = 19,001.94/x
  3. Step 3: Cross multiply
    54,054.42x = 81,085.95 × 19,001.94
  4. Step 4: Simplify right side
    54,054.42x = 1,540,790,356.74
  5. Step 5: Solve for x
    x = 1,540,790,356.74/54,054.42
  6. Step 6: Final answer
    x = 28,504.43

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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.