Home / 170,287.14-234,960.30-98,662.80

Finding the Fourth Proportional to 170,287.14, 234,960.30 and 98,662.80

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Solution

The fourth proportional to 170,287.14, 234,960.30 and 98,662.80 is: 136,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,287.14 : 234,960.30 = 98,662.80 : x
  2. Step 2: Convert to fraction form
    170,287.14/234,960.30 = 98,662.80/x
  3. Step 3: Cross multiply
    170,287.14x = 234,960.30 × 98,662.80
  4. Step 4: Simplify right side
    170,287.14x = 23,181,841,086.84
  5. Step 5: Solve for x
    x = 23,181,841,086.84/170,287.14
  6. Step 6: Final answer
    x = 136,133.83

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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.