Home / 95,071.30-131,157.21-57,324.58

Finding the Fourth Proportional to 95,071.30, 131,157.21 and 57,324.58

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Solution

The fourth proportional to 95,071.30, 131,157.21 and 57,324.58 is: 79,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,071.30 : 131,157.21 = 57,324.58 : x
  2. Step 2: Convert to fraction form
    95,071.30/131,157.21 = 57,324.58/x
  3. Step 3: Cross multiply
    95,071.30x = 131,157.21 × 57,324.58
  4. Step 4: Simplify right side
    95,071.30x = 7,518,531,977.22
  5. Step 5: Solve for x
    x = 7,518,531,977.22/95,071.30
  6. Step 6: Final answer
    x = 79,083.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.