Home / 84,575.72-116,714.24-48,765.42

Finding the Fourth Proportional to 84,575.72, 116,714.24 and 48,765.42

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Solution

The fourth proportional to 84,575.72, 116,714.24 and 48,765.42 is: 67,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,575.72 : 116,714.24 = 48,765.42 : x
  2. Step 2: Convert to fraction form
    84,575.72/116,714.24 = 48,765.42/x
  3. Step 3: Cross multiply
    84,575.72x = 116,714.24 × 48,765.42
  4. Step 4: Simplify right side
    84,575.72x = 5,691,618,933.58
  5. Step 5: Solve for x
    x = 5,691,618,933.58/84,575.72
  6. Step 6: Final answer
    x = 67,296.13

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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.