Home / 48,932.80-73,399.20-33,186.40

Finding the Fourth Proportional to 48,932.80, 73,399.20 and 33,186.40

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Solution

The fourth proportional to 48,932.80, 73,399.20 and 33,186.40 is: 49,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,932.80 : 73,399.20 = 33,186.40 : x
  2. Step 2: Convert to fraction form
    48,932.80/73,399.20 = 33,186.40/x
  3. Step 3: Cross multiply
    48,932.80x = 73,399.20 × 33,186.40
  4. Step 4: Simplify right side
    48,932.80x = 2,435,855,210.88
  5. Step 5: Solve for x
    x = 2,435,855,210.88/48,932.80
  6. Step 6: Final answer
    x = 49,779.60

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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.