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Finding the Fourth Proportional to 123,796.36, 185,579.88 and 44,889.40

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Solution

The fourth proportional to 123,796.36, 185,579.88 and 44,889.40 is: 67,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,796.36 : 185,579.88 = 44,889.40 : x
  2. Step 2: Convert to fraction form
    123,796.36/185,579.88 = 44,889.40/x
  3. Step 3: Cross multiply
    123,796.36x = 185,579.88 × 44,889.40
  4. Step 4: Simplify right side
    123,796.36x = 8,330,569,465.27
  5. Step 5: Solve for x
    x = 8,330,569,465.27/123,796.36
  6. Step 6: Final answer
    x = 67,292.52

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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.