Home / 54,208.74-81,320.86-16,772.02

Finding the Fourth Proportional to 54,208.74, 81,320.86 and 16,772.02

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Solution

The fourth proportional to 54,208.74, 81,320.86 and 16,772.02 is: 25,160.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208.74 : 81,320.86 = 16,772.02 : x
  2. Step 2: Convert to fraction form
    54,208.74/81,320.86 = 16,772.02/x
  3. Step 3: Cross multiply
    54,208.74x = 81,320.86 × 16,772.02
  4. Step 4: Simplify right side
    54,208.74x = 1,363,914,908.00
  5. Step 5: Solve for x
    x = 1,363,914,908.00/54,208.74
  6. Step 6: Final answer
    x = 25,160.42

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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.