Home / 167,727.21-251,562.56-47,775.72

Finding the Fourth Proportional to 167,727.21, 251,562.56 and 47,775.72

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Solution

The fourth proportional to 167,727.21, 251,562.56 and 47,775.72 is: 71,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,727.21 : 251,562.56 = 47,775.72 : x
  2. Step 2: Convert to fraction form
    167,727.21/251,562.56 = 47,775.72/x
  3. Step 3: Cross multiply
    167,727.21x = 251,562.56 × 47,775.72
  4. Step 4: Simplify right side
    167,727.21x = 12,018,582,429.04
  5. Step 5: Solve for x
    x = 12,018,582,429.04/167,727.21
  6. Step 6: Final answer
    x = 71,655.53

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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.