Home / 252,830.97-348,786.81-171,189.05

Finding the Fourth Proportional to 252,830.97, 348,786.81 and 171,189.05

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Solution

The fourth proportional to 252,830.97, 348,786.81 and 171,189.05 is: 236,159.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,830.97 : 348,786.81 = 171,189.05 : x
  2. Step 2: Convert to fraction form
    252,830.97/348,786.81 = 171,189.05/x
  3. Step 3: Cross multiply
    252,830.97x = 348,786.81 × 171,189.05
  4. Step 4: Simplify right side
    252,830.97x = 59,708,480,912.50
  5. Step 5: Solve for x
    x = 59,708,480,912.50/252,830.97
  6. Step 6: Final answer
    x = 236,159.68

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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.