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Finding the Fourth Proportional to 69,858, 96,404.04 and 44,709.12

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Solution

The fourth proportional to 69,858, 96,404.04 and 44,709.12 is: 61,698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,858 : 96,404.04 = 44,709.12 : x
  2. Step 2: Convert to fraction form
    69,858/96,404.04 = 44,709.12/x
  3. Step 3: Cross multiply
    69,858x = 96,404.04 × 44,709.12
  4. Step 4: Simplify right side
    69,858x = 4,310,139,792.84
  5. Step 5: Solve for x
    x = 4,310,139,792.84/69,858
  6. Step 6: Final answer
    x = 61,698.59

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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.