Home / 251,628.05-347,256.27-144,218.81

Finding the Fourth Proportional to 251,628.05, 347,256.27 and 144,218.81

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Solution

The fourth proportional to 251,628.05, 347,256.27 and 144,218.81 is: 199,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,628.05 : 347,256.27 = 144,218.81 : x
  2. Step 2: Convert to fraction form
    251,628.05/347,256.27 = 144,218.81/x
  3. Step 3: Cross multiply
    251,628.05x = 347,256.27 × 144,218.81
  4. Step 4: Simplify right side
    251,628.05x = 50,080,886,024.44
  5. Step 5: Solve for x
    x = 50,080,886,024.44/251,628.05
  6. Step 6: Final answer
    x = 199,027.44

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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.