Home / 48,682.64-73,012.80-13,625.84

Finding the Fourth Proportional to 48,682.64, 73,012.80 and 13,625.84

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Solution

The fourth proportional to 48,682.64, 73,012.80 and 13,625.84 is: 20,435.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,682.64 : 73,012.80 = 13,625.84 : x
  2. Step 2: Convert to fraction form
    48,682.64/73,012.80 = 13,625.84/x
  3. Step 3: Cross multiply
    48,682.64x = 73,012.80 × 13,625.84
  4. Step 4: Simplify right side
    48,682.64x = 994,860,730.75
  5. Step 5: Solve for x
    x = 994,860,730.75/48,682.64
  6. Step 6: Final answer
    x = 20,435.64

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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.