Home / 181,515.88-272,301.90-56,845

Finding the Fourth Proportional to 181,515.88, 272,301.90 and 56,845

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Solution

The fourth proportional to 181,515.88, 272,301.90 and 56,845 is: 85,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,515.88 : 272,301.90 = 56,845 : x
  2. Step 2: Convert to fraction form
    181,515.88/272,301.90 = 56,845/x
  3. Step 3: Cross multiply
    181,515.88x = 272,301.90 × 56,845
  4. Step 4: Simplify right side
    181,515.88x = 15,479,001,505.50
  5. Step 5: Solve for x
    x = 15,479,001,505.50/181,515.88
  6. Step 6: Final answer
    x = 85,276.29

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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.