Home / 48,647.56-72,977.30-16,631.90

Finding the Fourth Proportional to 48,647.56, 72,977.30 and 16,631.90

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Solution

The fourth proportional to 48,647.56, 72,977.30 and 16,631.90 is: 24,949.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,647.56 : 72,977.30 = 16,631.90 : x
  2. Step 2: Convert to fraction form
    48,647.56/72,977.30 = 16,631.90/x
  3. Step 3: Cross multiply
    48,647.56x = 72,977.30 × 16,631.90
  4. Step 4: Simplify right side
    48,647.56x = 1,213,751,155.87
  5. Step 5: Solve for x
    x = 1,213,751,155.87/48,647.56
  6. Step 6: Final answer
    x = 24,949.89

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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.