Home / 48,379.05-72,563.13-16,783.29

Finding the Fourth Proportional to 48,379.05, 72,563.13 and 16,783.29

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Solution

The fourth proportional to 48,379.05, 72,563.13 and 16,783.29 is: 25,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,379.05 : 72,563.13 = 16,783.29 : x
  2. Step 2: Convert to fraction form
    48,379.05/72,563.13 = 16,783.29/x
  3. Step 3: Cross multiply
    48,379.05x = 72,563.13 × 16,783.29
  4. Step 4: Simplify right side
    48,379.05x = 1,217,848,054.10
  5. Step 5: Solve for x
    x = 1,217,848,054.10/48,379.05
  6. Step 6: Final answer
    x = 25,173.05

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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.