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Finding the Fourth Proportional to 69,509.44, 95,923.20 and 37,678.08

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Solution

The fourth proportional to 69,509.44, 95,923.20 and 37,678.08 is: 51,995.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,509.44 : 95,923.20 = 37,678.08 : x
  2. Step 2: Convert to fraction form
    69,509.44/95,923.20 = 37,678.08/x
  3. Step 3: Cross multiply
    69,509.44x = 95,923.20 × 37,678.08
  4. Step 4: Simplify right side
    69,509.44x = 3,614,202,003.46
  5. Step 5: Solve for x
    x = 3,614,202,003.46/69,509.44
  6. Step 6: Final answer
    x = 51,995.84

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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.