Home / 69,953.38-96,533.22-38,121.64

Finding the Fourth Proportional to 69,953.38, 96,533.22 and 38,121.64

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Solution

The fourth proportional to 69,953.38, 96,533.22 and 38,121.64 is: 52,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,953.38 : 96,533.22 = 38,121.64 : x
  2. Step 2: Convert to fraction form
    69,953.38/96,533.22 = 38,121.64/x
  3. Step 3: Cross multiply
    69,953.38x = 96,533.22 × 38,121.64
  4. Step 4: Simplify right side
    69,953.38x = 3,680,004,660.88
  5. Step 5: Solve for x
    x = 3,680,004,660.88/69,953.38
  6. Step 6: Final answer
    x = 52,606.53

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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.