Home / 54,743.87-82,108.72-17,307.71

Finding the Fourth Proportional to 54,743.87, 82,108.72 and 17,307.71

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Solution

The fourth proportional to 54,743.87, 82,108.72 and 17,307.71 is: 25,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,743.87 : 82,108.72 = 17,307.71 : x
  2. Step 2: Convert to fraction form
    54,743.87/82,108.72 = 17,307.71/x
  3. Step 3: Cross multiply
    54,743.87x = 82,108.72 × 17,307.71
  4. Step 4: Simplify right side
    54,743.87x = 1,421,113,914.23
  5. Step 5: Solve for x
    x = 1,421,113,914.23/54,743.87
  6. Step 6: Final answer
    x = 25,959.33

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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.