Home / 54,275.84-81,418.92-16,836.32

Finding the Fourth Proportional to 54,275.84, 81,418.92 and 16,836.32

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Solution

The fourth proportional to 54,275.84, 81,418.92 and 16,836.32 is: 25,256.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,275.84 : 81,418.92 = 16,836.32 : x
  2. Step 2: Convert to fraction form
    54,275.84/81,418.92 = 16,836.32/x
  3. Step 3: Cross multiply
    54,275.84x = 81,418.92 × 16,836.32
  4. Step 4: Simplify right side
    54,275.84x = 1,370,794,991.17
  5. Step 5: Solve for x
    x = 1,370,794,991.17/54,275.84
  6. Step 6: Final answer
    x = 25,256.08

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1.5x scale

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.