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Finding the Fourth Proportional to 192,772.81, 289,205.39 and 59,653.16

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Solution

The fourth proportional to 192,772.81, 289,205.39 and 59,653.16 is: 89,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,772.81 : 289,205.39 = 59,653.16 : x
  2. Step 2: Convert to fraction form
    192,772.81/289,205.39 = 59,653.16/x
  3. Step 3: Cross multiply
    192,772.81x = 289,205.39 × 59,653.16
  4. Step 4: Simplify right side
    192,772.81x = 17,252,014,854.61
  5. Step 5: Solve for x
    x = 17,252,014,854.61/192,772.81
  6. Step 6: Final answer
    x = 89,494.03

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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.