Home / 61,286.69-91,935.32-16,913.43

Finding the Fourth Proportional to 61,286.69, 91,935.32 and 16,913.43

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Solution

The fourth proportional to 61,286.69, 91,935.32 and 16,913.43 is: 25,371.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,286.69 : 91,935.32 = 16,913.43 : x
  2. Step 2: Convert to fraction form
    61,286.69/91,935.32 = 16,913.43/x
  3. Step 3: Cross multiply
    61,286.69x = 91,935.32 × 16,913.43
  4. Step 4: Simplify right side
    61,286.69x = 1,554,941,599.35
  5. Step 5: Solve for x
    x = 1,554,941,599.35/61,286.69
  6. Step 6: Final answer
    x = 25,371.60

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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.