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Finding the Fourth Proportional to 61,310.36, 91,950.96 and 16,936.14

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Solution

The fourth proportional to 61,310.36, 91,950.96 and 16,936.14 is: 25,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,310.36 : 91,950.96 = 16,936.14 : x
  2. Step 2: Convert to fraction form
    61,310.36/91,950.96 = 16,936.14/x
  3. Step 3: Cross multiply
    61,310.36x = 91,950.96 × 16,936.14
  4. Step 4: Simplify right side
    61,310.36x = 1,557,294,331.69
  5. Step 5: Solve for x
    x = 1,557,294,331.69/61,310.36
  6. Step 6: Final answer
    x = 25,400.18

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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.