Home / 54,256.42-81,385.44-16,816.06

Finding the Fourth Proportional to 54,256.42, 81,385.44 and 16,816.06

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Solution

The fourth proportional to 54,256.42, 81,385.44 and 16,816.06 is: 25,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,256.42 : 81,385.44 = 16,816.06 : x
  2. Step 2: Convert to fraction form
    54,256.42/81,385.44 = 16,816.06/x
  3. Step 3: Cross multiply
    54,256.42x = 81,385.44 × 16,816.06
  4. Step 4: Simplify right side
    54,256.42x = 1,368,582,442.17
  5. Step 5: Solve for x
    x = 1,368,582,442.17/54,256.42
  6. Step 6: Final answer
    x = 25,224.34

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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.