Home / 129,727.58-194,611.41-54,848.04

Finding the Fourth Proportional to 129,727.58, 194,611.41 and 54,848.04

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Solution

The fourth proportional to 129,727.58, 194,611.41 and 54,848.04 is: 82,280.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,727.58 : 194,611.41 = 54,848.04 : x
  2. Step 2: Convert to fraction form
    129,727.58/194,611.41 = 54,848.04/x
  3. Step 3: Cross multiply
    129,727.58x = 194,611.41 × 54,848.04
  4. Step 4: Simplify right side
    129,727.58x = 10,674,053,670.34
  5. Step 5: Solve for x
    x = 10,674,053,670.34/129,727.58
  6. Step 6: Final answer
    x = 82,280.53

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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.