Home / 82,240.22-113,492.45-48,249.31

Finding the Fourth Proportional to 82,240.22, 113,492.45 and 48,249.31

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Solution

The fourth proportional to 82,240.22, 113,492.45 and 48,249.31 is: 66,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,240.22 : 113,492.45 = 48,249.31 : x
  2. Step 2: Convert to fraction form
    82,240.22/113,492.45 = 48,249.31/x
  3. Step 3: Cross multiply
    82,240.22x = 113,492.45 × 48,249.31
  4. Step 4: Simplify right side
    82,240.22x = 5,475,932,402.71
  5. Step 5: Solve for x
    x = 5,475,932,402.71/82,240.22
  6. Step 6: Final answer
    x = 66,584.60

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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.