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Finding the Fourth Proportional to 29,975.54, 41,359.83 and 17,393.54

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Solution

The fourth proportional to 29,975.54, 41,359.83 and 17,393.54 is: 23,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,975.54 : 41,359.83 = 17,393.54 : x
  2. Step 2: Convert to fraction form
    29,975.54/41,359.83 = 17,393.54/x
  3. Step 3: Cross multiply
    29,975.54x = 41,359.83 × 17,393.54
  4. Step 4: Simplify right side
    29,975.54x = 719,393,857.50
  5. Step 5: Solve for x
    x = 719,393,857.50/29,975.54
  6. Step 6: Final answer
    x = 23,999.36

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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.