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Finding the Fourth Proportional to 59,386.65, 81,954.25 and 33,896.45

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Solution

The fourth proportional to 59,386.65, 81,954.25 and 33,896.45 is: 46,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,386.65 : 81,954.25 = 33,896.45 : x
  2. Step 2: Convert to fraction form
    59,386.65/81,954.25 = 33,896.45/x
  3. Step 3: Cross multiply
    59,386.65x = 81,954.25 × 33,896.45
  4. Step 4: Simplify right side
    59,386.65x = 2,777,958,137.41
  5. Step 5: Solve for x
    x = 2,777,958,137.41/59,386.65
  6. Step 6: Final answer
    x = 46,777.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.