Home / 54,405.42-81,607.92-16,967.63

Finding the Fourth Proportional to 54,405.42, 81,607.92 and 16,967.63

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Solution

The fourth proportional to 54,405.42, 81,607.92 and 16,967.63 is: 25,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,405.42 : 81,607.92 = 16,967.63 : x
  2. Step 2: Convert to fraction form
    54,405.42/81,607.92 = 16,967.63/x
  3. Step 3: Cross multiply
    54,405.42x = 81,607.92 × 16,967.63
  4. Step 4: Simplify right side
    54,405.42x = 1,384,692,583.59
  5. Step 5: Solve for x
    x = 1,384,692,583.59/54,405.42
  6. Step 6: Final answer
    x = 25,451.37

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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.