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Finding the Fourth Proportional to 76,363.66, 114,583.66 and 34,273.83

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Solution

The fourth proportional to 76,363.66, 114,583.66 and 34,273.83 is: 51,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,363.66 : 114,583.66 = 34,273.83 : x
  2. Step 2: Convert to fraction form
    76,363.66/114,583.66 = 34,273.83/x
  3. Step 3: Cross multiply
    76,363.66x = 114,583.66 × 34,273.83
  4. Step 4: Simplify right side
    76,363.66x = 3,927,220,712.25
  5. Step 5: Solve for x
    x = 3,927,220,712.25/76,363.66
  6. Step 6: Final answer
    x = 51,427.88

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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.