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Finding the Fourth Proportional to 114,694.80, 171,963.60 and 58,425.96

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Solution

The fourth proportional to 114,694.80, 171,963.60 and 58,425.96 is: 87,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,694.80 : 171,963.60 = 58,425.96 : x
  2. Step 2: Convert to fraction form
    114,694.80/171,963.60 = 58,425.96/x
  3. Step 3: Cross multiply
    114,694.80x = 171,963.60 × 58,425.96
  4. Step 4: Simplify right side
    114,694.80x = 10,047,138,415.06
  5. Step 5: Solve for x
    x = 10,047,138,415.06/114,694.80
  6. Step 6: Final answer
    x = 87,598.90

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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.