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Finding the Fourth Proportional to 48,994.58, 73,159.11 and 47,665.98

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Solution

The fourth proportional to 48,994.58, 73,159.11 and 47,665.98 is: 71,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,994.58 : 73,159.11 = 47,665.98 : x
  2. Step 2: Convert to fraction form
    48,994.58/73,159.11 = 47,665.98/x
  3. Step 3: Cross multiply
    48,994.58x = 73,159.11 × 47,665.98
  4. Step 4: Simplify right side
    48,994.58x = 3,487,200,674.08
  5. Step 5: Solve for x
    x = 3,487,200,674.08/48,994.58
  6. Step 6: Final answer
    x = 71,175.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.