Home / 56,640.62-84,955.45-17,198.08

Finding the Fourth Proportional to 56,640.62, 84,955.45 and 17,198.08

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Solution

The fourth proportional to 56,640.62, 84,955.45 and 17,198.08 is: 25,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,640.62 : 84,955.45 = 17,198.08 : x
  2. Step 2: Convert to fraction form
    56,640.62/84,955.45 = 17,198.08/x
  3. Step 3: Cross multiply
    56,640.62x = 84,955.45 × 17,198.08
  4. Step 4: Simplify right side
    56,640.62x = 1,461,070,625.54
  5. Step 5: Solve for x
    x = 1,461,070,625.54/56,640.62
  6. Step 6: Final answer
    x = 25,795.46

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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.