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Finding the Fourth Proportional to 69,279.84, 95,606.58 and 37,448.64

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Solution

The fourth proportional to 69,279.84, 95,606.58 and 37,448.64 is: 51,679.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,279.84 : 95,606.58 = 37,448.64 : x
  2. Step 2: Convert to fraction form
    69,279.84/95,606.58 = 37,448.64/x
  3. Step 3: Cross multiply
    69,279.84x = 95,606.58 × 37,448.64
  4. Step 4: Simplify right side
    69,279.84x = 3,580,336,396.05
  5. Step 5: Solve for x
    x = 3,580,336,396.05/69,279.84
  6. Step 6: Final answer
    x = 51,679.34

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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.