Home / 54,494.88-81,740.70-15,054.36

Finding the Fourth Proportional to 54,494.88, 81,740.70 and 15,054.36

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Solution

The fourth proportional to 54,494.88, 81,740.70 and 15,054.36 is: 22,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,494.88 : 81,740.70 = 15,054.36 : x
  2. Step 2: Convert to fraction form
    54,494.88/81,740.70 = 15,054.36/x
  3. Step 3: Cross multiply
    54,494.88x = 81,740.70 × 15,054.36
  4. Step 4: Simplify right side
    54,494.88x = 1,230,553,924.45
  5. Step 5: Solve for x
    x = 1,230,553,924.45/54,494.88
  6. Step 6: Final answer
    x = 22,581.09

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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.