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Finding the Fourth Proportional to 79,754.08, 110,059.75 and 45,298.58

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Solution

The fourth proportional to 79,754.08, 110,059.75 and 45,298.58 is: 62,511.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,754.08 : 110,059.75 = 45,298.58 : x
  2. Step 2: Convert to fraction form
    79,754.08/110,059.75 = 45,298.58/x
  3. Step 3: Cross multiply
    79,754.08x = 110,059.75 × 45,298.58
  4. Step 4: Simplify right side
    79,754.08x = 4,985,550,297.09
  5. Step 5: Solve for x
    x = 4,985,550,297.09/79,754.08
  6. Step 6: Final answer
    x = 62,511.54

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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.