Home / 54,531.63-81,798.46-17,090.87

Finding the Fourth Proportional to 54,531.63, 81,798.46 and 17,090.87

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Solution

The fourth proportional to 54,531.63, 81,798.46 and 17,090.87 is: 25,636.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,531.63 : 81,798.46 = 17,090.87 : x
  2. Step 2: Convert to fraction form
    54,531.63/81,798.46 = 17,090.87/x
  3. Step 3: Cross multiply
    54,531.63x = 81,798.46 × 17,090.87
  4. Step 4: Simplify right side
    54,531.63x = 1,398,006,797.22
  5. Step 5: Solve for x
    x = 1,398,006,797.22/54,531.63
  6. Step 6: Final answer
    x = 25,636.62

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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.