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Finding the Fourth Proportional to 33,437.50, 46,143.83 and 18,533.50

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Solution

The fourth proportional to 33,437.50, 46,143.83 and 18,533.50 is: 25,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,437.50 : 46,143.83 = 18,533.50 : x
  2. Step 2: Convert to fraction form
    33,437.50/46,143.83 = 18,533.50/x
  3. Step 3: Cross multiply
    33,437.50x = 46,143.83 × 18,533.50
  4. Step 4: Simplify right side
    33,437.50x = 855,206,673.31
  5. Step 5: Solve for x
    x = 855,206,673.31/33,437.50
  6. Step 6: Final answer
    x = 25,576.27

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1.5x scale

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.