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Finding the Fourth Proportional to 73,778.88, 101,813.76 and 41,511.04

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Solution

The fourth proportional to 73,778.88, 101,813.76 and 41,511.04 is: 57,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,778.88 : 101,813.76 = 41,511.04 : x
  2. Step 2: Convert to fraction form
    73,778.88/101,813.76 = 41,511.04/x
  3. Step 3: Cross multiply
    73,778.88x = 101,813.76 × 41,511.04
  4. Step 4: Simplify right side
    73,778.88x = 4,226,395,063.91
  5. Step 5: Solve for x
    x = 4,226,395,063.91/73,778.88
  6. Step 6: Final answer
    x = 57,284.62

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1.5x scale

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.