Home / 48,623.64-72,947.76-13,563.27

Finding the Fourth Proportional to 48,623.64, 72,947.76 and 13,563.27

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Solution

The fourth proportional to 48,623.64, 72,947.76 and 13,563.27 is: 20,348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,623.64 : 72,947.76 = 13,563.27 : x
  2. Step 2: Convert to fraction form
    48,623.64/72,947.76 = 13,563.27/x
  3. Step 3: Cross multiply
    48,623.64x = 72,947.76 × 13,563.27
  4. Step 4: Simplify right side
    48,623.64x = 989,410,164.78
  5. Step 5: Solve for x
    x = 989,410,164.78/48,623.64
  6. Step 6: Final answer
    x = 20,348.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.