Home / 184,511.20-276,766.80-105,633.40

Finding the Fourth Proportional to 184,511.20, 276,766.80 and 105,633.40

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Solution

The fourth proportional to 184,511.20, 276,766.80 and 105,633.40 is: 158,450.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,511.20 : 276,766.80 = 105,633.40 : x
  2. Step 2: Convert to fraction form
    184,511.20/276,766.80 = 105,633.40/x
  3. Step 3: Cross multiply
    184,511.20x = 276,766.80 × 105,633.40
  4. Step 4: Simplify right side
    184,511.20x = 29,235,818,091.12
  5. Step 5: Solve for x
    x = 29,235,818,091.12/184,511.20
  6. Step 6: Final answer
    x = 158,450.10

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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.