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Finding the Fourth Proportional to 184,543.80, 276,815.70 and 66,227.10

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Solution

The fourth proportional to 184,543.80, 276,815.70 and 66,227.10 is: 99,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,543.80 : 276,815.70 = 66,227.10 : x
  2. Step 2: Convert to fraction form
    184,543.80/276,815.70 = 66,227.10/x
  3. Step 3: Cross multiply
    184,543.80x = 276,815.70 × 66,227.10
  4. Step 4: Simplify right side
    184,543.80x = 18,332,701,045.47
  5. Step 5: Solve for x
    x = 18,332,701,045.47/184,543.80
  6. Step 6: Final answer
    x = 99,340.65

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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.