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Finding the Fourth Proportional to 62,879.73, 94,334.58 and 18,507.93

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Solution

The fourth proportional to 62,879.73, 94,334.58 and 18,507.93 is: 27,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,879.73 : 94,334.58 = 18,507.93 : x
  2. Step 2: Convert to fraction form
    62,879.73/94,334.58 = 18,507.93/x
  3. Step 3: Cross multiply
    62,879.73x = 94,334.58 × 18,507.93
  4. Step 4: Simplify right side
    62,879.73x = 1,745,937,803.22
  5. Step 5: Solve for x
    x = 1,745,937,803.22/62,879.73
  6. Step 6: Final answer
    x = 27,766.31

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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.