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Finding the Fourth Proportional to 192,685.94, 289,056.64 and 59,577.82

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Solution

The fourth proportional to 192,685.94, 289,056.64 and 59,577.82 is: 89,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,685.94 : 289,056.64 = 59,577.82 : x
  2. Step 2: Convert to fraction form
    192,685.94/289,056.64 = 59,577.82/x
  3. Step 3: Cross multiply
    192,685.94x = 289,056.64 × 59,577.82
  4. Step 4: Simplify right side
    192,685.94x = 17,221,364,467.72
  5. Step 5: Solve for x
    x = 17,221,364,467.72/192,685.94
  6. Step 6: Final answer
    x = 89,375.30

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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.