Home / 181,917.66-272,372.67-92,979.66

Finding the Fourth Proportional to 181,917.66, 272,372.67 and 92,979.66

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Solution

The fourth proportional to 181,917.66, 272,372.67 and 92,979.66 is: 139,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,917.66 : 272,372.67 = 92,979.66 : x
  2. Step 2: Convert to fraction form
    181,917.66/272,372.67 = 92,979.66/x
  3. Step 3: Cross multiply
    181,917.66x = 272,372.67 × 92,979.66
  4. Step 4: Simplify right side
    181,917.66x = 25,325,118,249.89
  5. Step 5: Solve for x
    x = 25,325,118,249.89/181,917.66
  6. Step 6: Final answer
    x = 139,211.98

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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.