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Finding the Fourth Proportional to 49,095.60, 73,621.80 and 19,503.60

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Solution

The fourth proportional to 49,095.60, 73,621.80 and 19,503.60 is: 29,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,095.60 : 73,621.80 = 19,503.60 : x
  2. Step 2: Convert to fraction form
    49,095.60/73,621.80 = 19,503.60/x
  3. Step 3: Cross multiply
    49,095.60x = 73,621.80 × 19,503.60
  4. Step 4: Simplify right side
    49,095.60x = 1,435,890,138.48
  5. Step 5: Solve for x
    x = 1,435,890,138.48/49,095.60
  6. Step 6: Final answer
    x = 29,246.82

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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.