Home / 129,518.36-194,288.46-36,024.11

Finding the Fourth Proportional to 129,518.36, 194,288.46 and 36,024.11

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Solution

The fourth proportional to 129,518.36, 194,288.46 and 36,024.11 is: 54,039.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,518.36 : 194,288.46 = 36,024.11 : x
  2. Step 2: Convert to fraction form
    129,518.36/194,288.46 = 36,024.11/x
  3. Step 3: Cross multiply
    129,518.36x = 194,288.46 × 36,024.11
  4. Step 4: Simplify right side
    129,518.36x = 6,999,067,883.33
  5. Step 5: Solve for x
    x = 6,999,067,883.33/129,518.36
  6. Step 6: Final answer
    x = 54,039.20

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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.