Home / 85,214.21-117,596.07-49,425.44

Finding the Fourth Proportional to 85,214.21, 117,596.07 and 49,425.44

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Solution

The fourth proportional to 85,214.21, 117,596.07 and 49,425.44 is: 68,207.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,214.21 : 117,596.07 = 49,425.44 : x
  2. Step 2: Convert to fraction form
    85,214.21/117,596.07 = 49,425.44/x
  3. Step 3: Cross multiply
    85,214.21x = 117,596.07 × 49,425.44
  4. Step 4: Simplify right side
    85,214.21x = 5,812,236,914.04
  5. Step 5: Solve for x
    x = 5,812,236,914.04/85,214.21
  6. Step 6: Final answer
    x = 68,207.37

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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.