Home / 129,701.06-194,557.56-39,737.33

Finding the Fourth Proportional to 129,701.06, 194,557.56 and 39,737.33

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Solution

The fourth proportional to 129,701.06, 194,557.56 and 39,737.33 is: 59,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,701.06 : 194,557.56 = 39,737.33 : x
  2. Step 2: Convert to fraction form
    129,701.06/194,557.56 = 39,737.33/x
  3. Step 3: Cross multiply
    129,701.06x = 194,557.56 × 39,737.33
  4. Step 4: Simplify right side
    129,701.06x = 7,731,198,891.41
  5. Step 5: Solve for x
    x = 7,731,198,891.41/129,701.06
  6. Step 6: Final answer
    x = 59,607.83

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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.