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Finding the Fourth Proportional to 69,428.97, 95,811.24 and 37,597.32

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Solution

The fourth proportional to 69,428.97, 95,811.24 and 37,597.32 is: 51,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,428.97 : 95,811.24 = 37,597.32 : x
  2. Step 2: Convert to fraction form
    69,428.97/95,811.24 = 37,597.32/x
  3. Step 3: Cross multiply
    69,428.97x = 95,811.24 × 37,597.32
  4. Step 4: Simplify right side
    69,428.97x = 3,602,245,849.88
  5. Step 5: Solve for x
    x = 3,602,245,849.88/69,428.97
  6. Step 6: Final answer
    x = 51,883.90

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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.