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Finding the Fourth Proportional to 183,414.70, 275,122.05 and 103,698.55

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Solution

The fourth proportional to 183,414.70, 275,122.05 and 103,698.55 is: 155,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,414.70 : 275,122.05 = 103,698.55 : x
  2. Step 2: Convert to fraction form
    183,414.70/275,122.05 = 103,698.55/x
  3. Step 3: Cross multiply
    183,414.70x = 275,122.05 × 103,698.55
  4. Step 4: Simplify right side
    183,414.70x = 28,529,757,658.03
  5. Step 5: Solve for x
    x = 28,529,757,658.03/183,414.70
  6. Step 6: Final answer
    x = 155,547.83

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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.