Home / 48,899.88-73,348.35-15,621.90

Finding the Fourth Proportional to 48,899.88, 73,348.35 and 15,621.90

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Solution

The fourth proportional to 48,899.88, 73,348.35 and 15,621.90 is: 23,432.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,899.88 : 73,348.35 = 15,621.90 : x
  2. Step 2: Convert to fraction form
    48,899.88/73,348.35 = 15,621.90/x
  3. Step 3: Cross multiply
    48,899.88x = 73,348.35 × 15,621.90
  4. Step 4: Simplify right side
    48,899.88x = 1,145,840,588.87
  5. Step 5: Solve for x
    x = 1,145,840,588.87/48,899.88
  6. Step 6: Final answer
    x = 23,432.38

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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.