Home / 251,628.37-347,256.70-144,219.13

Finding the Fourth Proportional to 251,628.37, 347,256.70 and 144,219.13

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Solution

The fourth proportional to 251,628.37, 347,256.70 and 144,219.13 is: 199,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,628.37 : 347,256.70 = 144,219.13 : x
  2. Step 2: Convert to fraction form
    251,628.37/347,256.70 = 144,219.13/x
  3. Step 3: Cross multiply
    251,628.37x = 347,256.70 × 144,219.13
  4. Step 4: Simplify right side
    251,628.37x = 50,081,057,424.39
  5. Step 5: Solve for x
    x = 50,081,057,424.39/251,628.37
  6. Step 6: Final answer
    x = 199,027.87

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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.