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Finding the Fourth Proportional to 69,991.44, 96,557.82 and 44,484.16

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Solution

The fourth proportional to 69,991.44, 96,557.82 and 44,484.16 is: 61,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,991.44 : 96,557.82 = 44,484.16 : x
  2. Step 2: Convert to fraction form
    69,991.44/96,557.82 = 44,484.16/x
  3. Step 3: Cross multiply
    69,991.44x = 96,557.82 × 44,484.16
  4. Step 4: Simplify right side
    69,991.44x = 4,295,293,514.13
  5. Step 5: Solve for x
    x = 4,295,293,514.13/69,991.44
  6. Step 6: Final answer
    x = 61,368.84

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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.