Home / 37,474.92-51,713.64-20,480.04

Finding the Fourth Proportional to 37,474.92, 51,713.64 and 20,480.04

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Solution

The fourth proportional to 37,474.92, 51,713.64 and 20,480.04 is: 28,261.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,474.92 : 51,713.64 = 20,480.04 : x
  2. Step 2: Convert to fraction form
    37,474.92/51,713.64 = 20,480.04/x
  3. Step 3: Cross multiply
    37,474.92x = 51,713.64 × 20,480.04
  4. Step 4: Simplify right side
    37,474.92x = 1,059,097,415.75
  5. Step 5: Solve for x
    x = 1,059,097,415.75/37,474.92
  6. Step 6: Final answer
    x = 28,261.50

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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.