Home / 192,909.68-289,361.50-52,667.88

Finding the Fourth Proportional to 192,909.68, 289,361.50 and 52,667.88

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Solution

The fourth proportional to 192,909.68, 289,361.50 and 52,667.88 is: 79,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,909.68 : 289,361.50 = 52,667.88 : x
  2. Step 2: Convert to fraction form
    192,909.68/289,361.50 = 52,667.88/x
  3. Step 3: Cross multiply
    192,909.68x = 289,361.50 × 52,667.88
  4. Step 4: Simplify right side
    192,909.68x = 15,240,056,758.62
  5. Step 5: Solve for x
    x = 15,240,056,758.62/192,909.68
  6. Step 6: Final answer
    x = 79,001.00

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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.