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Finding the Fourth Proportional to 51,603.44, 71,201.92 and 33,724.72

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Solution

The fourth proportional to 51,603.44, 71,201.92 and 33,724.72 is: 46,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.44 : 71,201.92 = 33,724.72 : x
  2. Step 2: Convert to fraction form
    51,603.44/71,201.92 = 33,724.72/x
  3. Step 3: Cross multiply
    51,603.44x = 71,201.92 × 33,724.72
  4. Step 4: Simplify right side
    51,603.44x = 2,401,264,815.46
  5. Step 5: Solve for x
    x = 2,401,264,815.46/51,603.44
  6. Step 6: Final answer
    x = 46,533.04

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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.