Home / 251,615.14-347,237.21-144,205.77

Finding the Fourth Proportional to 251,615.14, 347,237.21 and 144,205.77

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Solution

The fourth proportional to 251,615.14, 347,237.21 and 144,205.77 is: 199,008.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,615.14 : 347,237.21 = 144,205.77 : x
  2. Step 2: Convert to fraction form
    251,615.14/347,237.21 = 144,205.77/x
  3. Step 3: Cross multiply
    251,615.14x = 347,237.21 × 144,205.77
  4. Step 4: Simplify right side
    251,615.14x = 50,073,609,240.70
  5. Step 5: Solve for x
    x = 50,073,609,240.70/251,615.14
  6. Step 6: Final answer
    x = 199,008.73

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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.