Home / 252,986.51-349,170.12-162,456.86

Finding the Fourth Proportional to 252,986.51, 349,170.12 and 162,456.86

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Solution

The fourth proportional to 252,986.51, 349,170.12 and 162,456.86 is: 224,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,986.51 : 349,170.12 = 162,456.86 : x
  2. Step 2: Convert to fraction form
    252,986.51/349,170.12 = 162,456.86/x
  3. Step 3: Cross multiply
    252,986.51x = 349,170.12 × 162,456.86
  4. Step 4: Simplify right side
    252,986.51x = 56,725,082,173.95
  5. Step 5: Solve for x
    x = 56,725,082,173.95/252,986.51
  6. Step 6: Final answer
    x = 224,221.76

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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.