Home / 166,689.36-230,027.04-91,233

Finding the Fourth Proportional to 166,689.36, 230,027.04 and 91,233

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Solution

The fourth proportional to 166,689.36, 230,027.04 and 91,233 is: 125,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,689.36 : 230,027.04 = 91,233 : x
  2. Step 2: Convert to fraction form
    166,689.36/230,027.04 = 91,233/x
  3. Step 3: Cross multiply
    166,689.36x = 230,027.04 × 91,233
  4. Step 4: Simplify right side
    166,689.36x = 20,986,056,940.32
  5. Step 5: Solve for x
    x = 20,986,056,940.32/166,689.36
  6. Step 6: Final answer
    x = 125,899.20

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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.