Home / 181,915.72-272,867.43-55,550.86

Finding the Fourth Proportional to 181,915.72, 272,867.43 and 55,550.86

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Solution

The fourth proportional to 181,915.72, 272,867.43 and 55,550.86 is: 83,324.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,915.72 : 272,867.43 = 55,550.86 : x
  2. Step 2: Convert to fraction form
    181,915.72/272,867.43 = 55,550.86/x
  3. Step 3: Cross multiply
    181,915.72x = 272,867.43 × 55,550.86
  4. Step 4: Simplify right side
    181,915.72x = 15,158,021,463.52
  5. Step 5: Solve for x
    x = 15,158,021,463.52/181,915.72
  6. Step 6: Final answer
    x = 83,324.42

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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.