Home / 54,966.04-82,455-17,517.31

Finding the Fourth Proportional to 54,966.04, 82,455 and 17,517.31

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Solution

The fourth proportional to 54,966.04, 82,455 and 17,517.31 is: 26,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,966.04 : 82,455 = 17,517.31 : x
  2. Step 2: Convert to fraction form
    54,966.04/82,455 = 17,517.31/x
  3. Step 3: Cross multiply
    54,966.04x = 82,455 × 17,517.31
  4. Step 4: Simplify right side
    54,966.04x = 1,444,389,796.05
  5. Step 5: Solve for x
    x = 1,444,389,796.05/54,966.04
  6. Step 6: Final answer
    x = 26,277.86

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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.