Home / 82,850.60-114,348.65-48,857.03

Finding the Fourth Proportional to 82,850.60, 114,348.65 and 48,857.03

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Solution

The fourth proportional to 82,850.60, 114,348.65 and 48,857.03 is: 67,431.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,850.60 : 114,348.65 = 48,857.03 : x
  2. Step 2: Convert to fraction form
    82,850.60/114,348.65 = 48,857.03/x
  3. Step 3: Cross multiply
    82,850.60x = 114,348.65 × 48,857.03
  4. Step 4: Simplify right side
    82,850.60x = 5,586,734,607.48
  5. Step 5: Solve for x
    x = 5,586,734,607.48/82,850.60
  6. Step 6: Final answer
    x = 67,431.44

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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.