Home / 54,049.69-81,076.36-14,607.15

Finding the Fourth Proportional to 54,049.69, 81,076.36 and 14,607.15

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Solution

The fourth proportional to 54,049.69, 81,076.36 and 14,607.15 is: 21,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,049.69 : 81,076.36 = 14,607.15 : x
  2. Step 2: Convert to fraction form
    54,049.69/81,076.36 = 14,607.15/x
  3. Step 3: Cross multiply
    54,049.69x = 81,076.36 × 14,607.15
  4. Step 4: Simplify right side
    54,049.69x = 1,184,294,110.07
  5. Step 5: Solve for x
    x = 1,184,294,110.07/54,049.69
  6. Step 6: Final answer
    x = 21,911.21

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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.