Home / 89,815.34-134,723.01-50,375.53

Finding the Fourth Proportional to 89,815.34, 134,723.01 and 50,375.53

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Solution

The fourth proportional to 89,815.34, 134,723.01 and 50,375.53 is: 75,563.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,815.34 : 134,723.01 = 50,375.53 : x
  2. Step 2: Convert to fraction form
    89,815.34/134,723.01 = 50,375.53/x
  3. Step 3: Cross multiply
    89,815.34x = 134,723.01 × 50,375.53
  4. Step 4: Simplify right side
    89,815.34x = 6,786,743,358.50
  5. Step 5: Solve for x
    x = 6,786,743,358.50/89,815.34
  6. Step 6: Final answer
    x = 75,563.29

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1.5x scale

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.