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Finding the Fourth Proportional to 192,809.80, 289,228.44 and 59,672.92

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Solution

The fourth proportional to 192,809.80, 289,228.44 and 59,672.92 is: 89,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,809.80 : 289,228.44 = 59,672.92 : x
  2. Step 2: Convert to fraction form
    192,809.80/289,228.44 = 59,672.92/x
  3. Step 3: Cross multiply
    192,809.80x = 289,228.44 × 59,672.92
  4. Step 4: Simplify right side
    192,809.80x = 17,259,105,561.84
  5. Step 5: Solve for x
    x = 17,259,105,561.84/192,809.80
  6. Step 6: Final answer
    x = 89,513.63

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1.5x scale

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.