Home / 90,244.76-135,342.23-50,214.56

Finding the Fourth Proportional to 90,244.76, 135,342.23 and 50,214.56

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Solution

The fourth proportional to 90,244.76, 135,342.23 and 50,214.56 is: 75,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,244.76 : 135,342.23 = 50,214.56 : x
  2. Step 2: Convert to fraction form
    90,244.76/135,342.23 = 50,214.56/x
  3. Step 3: Cross multiply
    90,244.76x = 135,342.23 × 50,214.56
  4. Step 4: Simplify right side
    90,244.76x = 6,796,149,601.08
  5. Step 5: Solve for x
    x = 6,796,149,601.08/90,244.76
  6. Step 6: Final answer
    x = 75,307.97

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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.