Home / 54,322.11-81,467.51-14,880.51

Finding the Fourth Proportional to 54,322.11, 81,467.51 and 14,880.51

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Solution

The fourth proportional to 54,322.11, 81,467.51 and 14,880.51 is: 22,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,322.11 : 81,467.51 = 14,880.51 : x
  2. Step 2: Convert to fraction form
    54,322.11/81,467.51 = 14,880.51/x
  3. Step 3: Cross multiply
    54,322.11x = 81,467.51 × 14,880.51
  4. Step 4: Simplify right side
    54,322.11x = 1,212,278,022.83
  5. Step 5: Solve for x
    x = 1,212,278,022.83/54,322.11
  6. Step 6: Final answer
    x = 22,316.48

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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.