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Finding the Fourth Proportional to 69,036.84, 95,302.94 and 52,048

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Solution

The fourth proportional to 69,036.84, 95,302.94 and 52,048 is: 71,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,036.84 : 95,302.94 = 52,048 : x
  2. Step 2: Convert to fraction form
    69,036.84/95,302.94 = 52,048/x
  3. Step 3: Cross multiply
    69,036.84x = 95,302.94 × 52,048
  4. Step 4: Simplify right side
    69,036.84x = 4,960,327,421.12
  5. Step 5: Solve for x
    x = 4,960,327,421.12/69,036.84
  6. Step 6: Final answer
    x = 71,850.44

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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.