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Finding the Fourth Proportional to 69,548.76, 104,326.74 and 52,934.76

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Solution

The fourth proportional to 69,548.76, 104,326.74 and 52,934.76 is: 79,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,548.76 : 104,326.74 = 52,934.76 : x
  2. Step 2: Convert to fraction form
    69,548.76/104,326.74 = 52,934.76/x
  3. Step 3: Cross multiply
    69,548.76x = 104,326.74 × 52,934.76
  4. Step 4: Simplify right side
    69,548.76x = 5,522,510,943.48
  5. Step 5: Solve for x
    x = 5,522,510,943.48/69,548.76
  6. Step 6: Final answer
    x = 79,404.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.