Home / 54,208.56-81,320.58-16,771.83

Finding the Fourth Proportional to 54,208.56, 81,320.58 and 16,771.83

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Solution

The fourth proportional to 54,208.56, 81,320.58 and 16,771.83 is: 25,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208.56 : 81,320.58 = 16,771.83 : x
  2. Step 2: Convert to fraction form
    54,208.56/81,320.58 = 16,771.83/x
  3. Step 3: Cross multiply
    54,208.56x = 81,320.58 × 16,771.83
  4. Step 4: Simplify right side
    54,208.56x = 1,363,894,536.66
  5. Step 5: Solve for x
    x = 1,363,894,536.66/54,208.56
  6. Step 6: Final answer
    x = 25,160.13

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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.