Home / 226,098.41-312,015.03-124,121.33

Finding the Fourth Proportional to 226,098.41, 312,015.03 and 124,121.33

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Solution

The fourth proportional to 226,098.41, 312,015.03 and 124,121.33 is: 171,287.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,098.41 : 312,015.03 = 124,121.33 : x
  2. Step 2: Convert to fraction form
    226,098.41/312,015.03 = 124,121.33/x
  3. Step 3: Cross multiply
    226,098.41x = 312,015.03 × 124,121.33
  4. Step 4: Simplify right side
    226,098.41x = 38,727,718,633.21
  5. Step 5: Solve for x
    x = 38,727,718,633.21/226,098.41
  6. Step 6: Final answer
    x = 171,287.01

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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.