Home / 194,145.30-291,259.53-109,945.26

Finding the Fourth Proportional to 194,145.30, 291,259.53 and 109,945.26

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Solution

The fourth proportional to 194,145.30, 291,259.53 and 109,945.26 is: 164,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,145.30 : 291,259.53 = 109,945.26 : x
  2. Step 2: Convert to fraction form
    194,145.30/291,259.53 = 109,945.26/x
  3. Step 3: Cross multiply
    194,145.30x = 291,259.53 × 109,945.26
  4. Step 4: Simplify right side
    194,145.30x = 32,022,604,753.33
  5. Step 5: Solve for x
    x = 32,022,604,753.33/194,145.30
  6. Step 6: Final answer
    x = 164,941.44

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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.