Home / 192,936.04-289,436.61-66,542.48

Finding the Fourth Proportional to 192,936.04, 289,436.61 and 66,542.48

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Solution

The fourth proportional to 192,936.04, 289,436.61 and 66,542.48 is: 99,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,936.04 : 289,436.61 = 66,542.48 : x
  2. Step 2: Convert to fraction form
    192,936.04/289,436.61 = 66,542.48/x
  3. Step 3: Cross multiply
    192,936.04x = 289,436.61 × 66,542.48
  4. Step 4: Simplify right side
    192,936.04x = 19,259,829,719.93
  5. Step 5: Solve for x
    x = 19,259,829,719.93/192,936.04
  6. Step 6: Final answer
    x = 99,824.94

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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.