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Finding the Fourth Proportional to 69,503.88, 95,914.44 and 37,672.56

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Solution

The fourth proportional to 69,503.88, 95,914.44 and 37,672.56 is: 51,987.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,503.88 : 95,914.44 = 37,672.56 : x
  2. Step 2: Convert to fraction form
    69,503.88/95,914.44 = 37,672.56/x
  3. Step 3: Cross multiply
    69,503.88x = 95,914.44 × 37,672.56
  4. Step 4: Simplify right side
    69,503.88x = 3,613,342,495.77
  5. Step 5: Solve for x
    x = 3,613,342,495.77/69,503.88
  6. Step 6: Final answer
    x = 51,987.64

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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.