Home / 56,112.93-84,183.12-18,672.93

Finding the Fourth Proportional to 56,112.93, 84,183.12 and 18,672.93

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Solution

The fourth proportional to 56,112.93, 84,183.12 and 18,672.93 is: 28,013.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,112.93 : 84,183.12 = 18,672.93 : x
  2. Step 2: Convert to fraction form
    56,112.93/84,183.12 = 18,672.93/x
  3. Step 3: Cross multiply
    56,112.93x = 84,183.12 × 18,672.93
  4. Step 4: Simplify right side
    56,112.93x = 1,571,945,506.94
  5. Step 5: Solve for x
    x = 1,571,945,506.94/56,112.93
  6. Step 6: Final answer
    x = 28,013.96

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1.5x scale

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.