Home / 194,052.36-290,732.25-105,249.22

Finding the Fourth Proportional to 194,052.36, 290,732.25 and 105,249.22

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Solution

The fourth proportional to 194,052.36, 290,732.25 and 105,249.22 is: 157,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,052.36 : 290,732.25 = 105,249.22 : x
  2. Step 2: Convert to fraction form
    194,052.36/290,732.25 = 105,249.22/x
  3. Step 3: Cross multiply
    194,052.36x = 290,732.25 × 105,249.22
  4. Step 4: Simplify right side
    194,052.36x = 30,599,342,541.35
  5. Step 5: Solve for x
    x = 30,599,342,541.35/194,052.36
  6. Step 6: Final answer
    x = 157,686.01

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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.