Home / 82,181.44-113,402.08-47,714.24

Finding the Fourth Proportional to 82,181.44, 113,402.08 and 47,714.24

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Solution

The fourth proportional to 82,181.44, 113,402.08 and 47,714.24 is: 65,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,181.44 : 113,402.08 = 47,714.24 : x
  2. Step 2: Convert to fraction form
    82,181.44/113,402.08 = 47,714.24/x
  3. Step 3: Cross multiply
    82,181.44x = 113,402.08 × 47,714.24
  4. Step 4: Simplify right side
    82,181.44x = 5,410,894,061.62
  5. Step 5: Solve for x
    x = 5,410,894,061.62/82,181.44
  6. Step 6: Final answer
    x = 65,840.83

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1.5x scale

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.