Home / 52,794.46-72,856.37-28,921.98

Finding the Fourth Proportional to 52,794.46, 72,856.37 and 28,921.98

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Solution

The fourth proportional to 52,794.46, 72,856.37 and 28,921.98 is: 39,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,794.46 : 72,856.37 = 28,921.98 : x
  2. Step 2: Convert to fraction form
    52,794.46/72,856.37 = 28,921.98/x
  3. Step 3: Cross multiply
    52,794.46x = 72,856.37 × 28,921.98
  4. Step 4: Simplify right side
    52,794.46x = 2,107,150,476.01
  5. Step 5: Solve for x
    x = 2,107,150,476.01/52,794.46
  6. Step 6: Final answer
    x = 39,912.34

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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.