Home / 170,286.57-234,995.52-98,708.13

Finding the Fourth Proportional to 170,286.57, 234,995.52 and 98,708.13

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Solution

The fourth proportional to 170,286.57, 234,995.52 and 98,708.13 is: 136,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,286.57 : 234,995.52 = 98,708.13 : x
  2. Step 2: Convert to fraction form
    170,286.57/234,995.52 = 98,708.13/x
  3. Step 3: Cross multiply
    170,286.57x = 234,995.52 × 98,708.13
  4. Step 4: Simplify right side
    170,286.57x = 23,195,968,337.58
  5. Step 5: Solve for x
    x = 23,195,968,337.58/170,286.57
  6. Step 6: Final answer
    x = 136,217.25

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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.