Home / 89,049.14-122,885.64-48,764.60

Finding the Fourth Proportional to 89,049.14, 122,885.64 and 48,764.60

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Solution

The fourth proportional to 89,049.14, 122,885.64 and 48,764.60 is: 67,293.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049.14 : 122,885.64 = 48,764.60 : x
  2. Step 2: Convert to fraction form
    89,049.14/122,885.64 = 48,764.60/x
  3. Step 3: Cross multiply
    89,049.14x = 122,885.64 × 48,764.60
  4. Step 4: Simplify right side
    89,049.14x = 5,992,469,080.34
  5. Step 5: Solve for x
    x = 5,992,469,080.34/89,049.14
  6. Step 6: Final answer
    x = 67,293.96

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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.