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Finding the Fourth Proportional to 59,965.62, 89,871.48 and 50,714.88

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Solution

The fourth proportional to 59,965.62, 89,871.48 and 50,714.88 is: 76,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,965.62 : 89,871.48 = 50,714.88 : x
  2. Step 2: Convert to fraction form
    59,965.62/89,871.48 = 50,714.88/x
  3. Step 3: Cross multiply
    59,965.62x = 89,871.48 × 50,714.88
  4. Step 4: Simplify right side
    59,965.62x = 4,557,821,323.62
  5. Step 5: Solve for x
    x = 4,557,821,323.62/59,965.62
  6. Step 6: Final answer
    x = 76,007.24

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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.