Home / 166,935.36-230,383.28-103,310.16

Finding the Fourth Proportional to 166,935.36, 230,383.28 and 103,310.16

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Solution

The fourth proportional to 166,935.36, 230,383.28 and 103,310.16 is: 142,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,935.36 : 230,383.28 = 103,310.16 : x
  2. Step 2: Convert to fraction form
    166,935.36/230,383.28 = 103,310.16/x
  3. Step 3: Cross multiply
    166,935.36x = 230,383.28 × 103,310.16
  4. Step 4: Simplify right side
    166,935.36x = 23,800,933,518.12
  5. Step 5: Solve for x
    x = 23,800,933,518.12/166,935.36
  6. Step 6: Final answer
    x = 142,575.75

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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.