Home / 250,104.03-345,176.43-142,649.43

Finding the Fourth Proportional to 250,104.03, 345,176.43 and 142,649.43

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Solution

The fourth proportional to 250,104.03, 345,176.43 and 142,649.43 is: 196,874.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,104.03 : 345,176.43 = 142,649.43 : x
  2. Step 2: Convert to fraction form
    250,104.03/345,176.43 = 142,649.43/x
  3. Step 3: Cross multiply
    250,104.03x = 345,176.43 × 142,649.43
  4. Step 4: Simplify right side
    250,104.03x = 49,239,220,988.93
  5. Step 5: Solve for x
    x = 49,239,220,988.93/250,104.03
  6. Step 6: Final answer
    x = 196,874.96

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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.