Home / 89,102.20-133,653.30-44,735.80

Finding the Fourth Proportional to 89,102.20, 133,653.30 and 44,735.80

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Solution

The fourth proportional to 89,102.20, 133,653.30 and 44,735.80 is: 67,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,102.20 : 133,653.30 = 44,735.80 : x
  2. Step 2: Convert to fraction form
    89,102.20/133,653.30 = 44,735.80/x
  3. Step 3: Cross multiply
    89,102.20x = 133,653.30 × 44,735.80
  4. Step 4: Simplify right side
    89,102.20x = 5,979,087,298.14
  5. Step 5: Solve for x
    x = 5,979,087,298.14/89,102.20
  6. Step 6: Final answer
    x = 67,103.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.