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Finding the Fourth Proportional to 175,612.94, 263,410.16 and 49,261.94

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Solution

The fourth proportional to 175,612.94, 263,410.16 and 49,261.94 is: 73,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,612.94 : 263,410.16 = 49,261.94 : x
  2. Step 2: Convert to fraction form
    175,612.94/263,410.16 = 49,261.94/x
  3. Step 3: Cross multiply
    175,612.94x = 263,410.16 × 49,261.94
  4. Step 4: Simplify right side
    175,612.94x = 12,976,095,497.31
  5. Step 5: Solve for x
    x = 12,976,095,497.31/175,612.94
  6. Step 6: Final answer
    x = 73,890.32

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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.