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Finding the Fourth Proportional to 61,212.84, 91,804.12 and 16,837.44

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Solution

The fourth proportional to 61,212.84, 91,804.12 and 16,837.44 is: 25,252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,212.84 : 91,804.12 = 16,837.44 : x
  2. Step 2: Convert to fraction form
    61,212.84/91,804.12 = 16,837.44/x
  3. Step 3: Cross multiply
    61,212.84x = 91,804.12 × 16,837.44
  4. Step 4: Simplify right side
    61,212.84x = 1,545,746,362.25
  5. Step 5: Solve for x
    x = 1,545,746,362.25/61,212.84
  6. Step 6: Final answer
    x = 25,252.00

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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.