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Finding the Fourth Proportional to 54,708.91, 81,830.08 and 33,597.07

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Solution

The fourth proportional to 54,708.91, 81,830.08 and 33,597.07 is: 50,252.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,708.91 : 81,830.08 = 33,597.07 : x
  2. Step 2: Convert to fraction form
    54,708.91/81,830.08 = 33,597.07/x
  3. Step 3: Cross multiply
    54,708.91x = 81,830.08 × 33,597.07
  4. Step 4: Simplify right side
    54,708.91x = 2,749,250,925.87
  5. Step 5: Solve for x
    x = 2,749,250,925.87/54,708.91
  6. Step 6: Final answer
    x = 50,252.34

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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.