Home / 82,796.56-124,207.26-38,427.88

Finding the Fourth Proportional to 82,796.56, 124,207.26 and 38,427.88

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Solution

The fourth proportional to 82,796.56, 124,207.26 and 38,427.88 is: 57,647.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,796.56 : 124,207.26 = 38,427.88 : x
  2. Step 2: Convert to fraction form
    82,796.56/124,207.26 = 38,427.88/x
  3. Step 3: Cross multiply
    82,796.56x = 124,207.26 × 38,427.88
  4. Step 4: Simplify right side
    82,796.56x = 4,773,021,682.41
  5. Step 5: Solve for x
    x = 4,773,021,682.41/82,796.56
  6. Step 6: Final answer
    x = 57,647.58

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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.