Home / 49,112.96-73,670.40-12,176

Finding the Fourth Proportional to 49,112.96, 73,670.40 and 12,176

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Solution

The fourth proportional to 49,112.96, 73,670.40 and 12,176 is: 18,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,112.96 : 73,670.40 = 12,176 : x
  2. Step 2: Convert to fraction form
    49,112.96/73,670.40 = 12,176/x
  3. Step 3: Cross multiply
    49,112.96x = 73,670.40 × 12,176
  4. Step 4: Simplify right side
    49,112.96x = 897,010,790.40
  5. Step 5: Solve for x
    x = 897,010,790.40/49,112.96
  6. Step 6: Final answer
    x = 18,264.24

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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.