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Finding the Fourth Proportional to 123,813.63, 185,794.23 and 44,934.01

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Solution

The fourth proportional to 123,813.63, 185,794.23 and 44,934.01 is: 67,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,813.63 : 185,794.23 = 44,934.01 : x
  2. Step 2: Convert to fraction form
    123,813.63/185,794.23 = 44,934.01/x
  3. Step 3: Cross multiply
    123,813.63x = 185,794.23 × 44,934.01
  4. Step 4: Simplify right side
    123,813.63x = 8,348,478,635.12
  5. Step 5: Solve for x
    x = 8,348,478,635.12/123,813.63
  6. Step 6: Final answer
    x = 67,427.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.