Home / 50,888.92-76,332.44-20,896.64

Finding the Fourth Proportional to 50,888.92, 76,332.44 and 20,896.64

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Solution

The fourth proportional to 50,888.92, 76,332.44 and 20,896.64 is: 31,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,888.92 : 76,332.44 = 20,896.64 : x
  2. Step 2: Convert to fraction form
    50,888.92/76,332.44 = 20,896.64/x
  3. Step 3: Cross multiply
    50,888.92x = 76,332.44 × 20,896.64
  4. Step 4: Simplify right side
    50,888.92x = 1,595,091,519.00
  5. Step 5: Solve for x
    x = 1,595,091,519.00/50,888.92
  6. Step 6: Final answer
    x = 31,344.57

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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.