Home / 251,588.36-347,200.50-144,179.12

Finding the Fourth Proportional to 251,588.36, 347,200.50 and 144,179.12

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Solution

The fourth proportional to 251,588.36, 347,200.50 and 144,179.12 is: 198,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,588.36 : 347,200.50 = 144,179.12 : x
  2. Step 2: Convert to fraction form
    251,588.36/347,200.50 = 144,179.12/x
  3. Step 3: Cross multiply
    251,588.36x = 347,200.50 × 144,179.12
  4. Step 4: Simplify right side
    251,588.36x = 50,059,062,553.56
  5. Step 5: Solve for x
    x = 50,059,062,553.56/251,588.36
  6. Step 6: Final answer
    x = 198,972.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.