Home / 181,723.66-272,624.33-55,374

Finding the Fourth Proportional to 181,723.66, 272,624.33 and 55,374

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Solution

The fourth proportional to 181,723.66, 272,624.33 and 55,374 is: 83,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,723.66 : 272,624.33 = 55,374 : x
  2. Step 2: Convert to fraction form
    181,723.66/272,624.33 = 55,374/x
  3. Step 3: Cross multiply
    181,723.66x = 272,624.33 × 55,374
  4. Step 4: Simplify right side
    181,723.66x = 15,096,299,649.42
  5. Step 5: Solve for x
    x = 15,096,299,649.42/181,723.66
  6. Step 6: Final answer
    x = 83,072.84

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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.