Home / 54,074.64-81,121.18-16,633.88

Finding the Fourth Proportional to 54,074.64, 81,121.18 and 16,633.88

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Solution

The fourth proportional to 54,074.64, 81,121.18 and 16,633.88 is: 24,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,074.64 : 81,121.18 = 16,633.88 : x
  2. Step 2: Convert to fraction form
    54,074.64/81,121.18 = 16,633.88/x
  3. Step 3: Cross multiply
    54,074.64x = 81,121.18 × 16,633.88
  4. Step 4: Simplify right side
    54,074.64x = 1,349,359,973.58
  5. Step 5: Solve for x
    x = 1,349,359,973.58/54,074.64
  6. Step 6: Final answer
    x = 24,953.66

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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.