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Finding the Fourth Proportional to 49,263.65, 73,913.70 and 19,702.70

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Solution

The fourth proportional to 49,263.65, 73,913.70 and 19,702.70 is: 29,561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,263.65 : 73,913.70 = 19,702.70 : x
  2. Step 2: Convert to fraction form
    49,263.65/73,913.70 = 19,702.70/x
  3. Step 3: Cross multiply
    49,263.65x = 73,913.70 × 19,702.70
  4. Step 4: Simplify right side
    49,263.65x = 1,456,299,456.99
  5. Step 5: Solve for x
    x = 1,456,299,456.99/49,263.65
  6. Step 6: Final answer
    x = 29,561.34

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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.