Home / 194,664.36-291,617.82-127,901.64

Finding the Fourth Proportional to 194,664.36, 291,617.82 and 127,901.64

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Solution

The fourth proportional to 194,664.36, 291,617.82 and 127,901.64 is: 191,603.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,664.36 : 291,617.82 = 127,901.64 : x
  2. Step 2: Convert to fraction form
    194,664.36/291,617.82 = 127,901.64/x
  3. Step 3: Cross multiply
    194,664.36x = 291,617.82 × 127,901.64
  4. Step 4: Simplify right side
    194,664.36x = 37,298,397,431.22
  5. Step 5: Solve for x
    x = 37,298,397,431.22/194,664.36
  6. Step 6: Final answer
    x = 191,603.63

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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.