Home / 133,029.67-199,371.23-54,051.57

Finding the Fourth Proportional to 133,029.67, 199,371.23 and 54,051.57

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Solution

The fourth proportional to 133,029.67, 199,371.23 and 54,051.57 is: 81,006.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,029.67 : 199,371.23 = 54,051.57 : x
  2. Step 2: Convert to fraction form
    133,029.67/199,371.23 = 54,051.57/x
  3. Step 3: Cross multiply
    133,029.67x = 199,371.23 × 54,051.57
  4. Step 4: Simplify right side
    133,029.67x = 10,776,327,994.33
  5. Step 5: Solve for x
    x = 10,776,327,994.33/133,029.67
  6. Step 6: Final answer
    x = 81,006.95

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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.