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Finding the Fourth Proportional to 69,876.55, 104,800.10 and 22,495.87

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Solution

The fourth proportional to 69,876.55, 104,800.10 and 22,495.87 is: 33,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,876.55 : 104,800.10 = 22,495.87 : x
  2. Step 2: Convert to fraction form
    69,876.55/104,800.10 = 22,495.87/x
  3. Step 3: Cross multiply
    69,876.55x = 104,800.10 × 22,495.87
  4. Step 4: Simplify right side
    69,876.55x = 2,357,569,425.59
  5. Step 5: Solve for x
    x = 2,357,569,425.59/69,876.55
  6. Step 6: Final answer
    x = 33,739.06

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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.