Home / 166,570.88-229,864.32-91,116.80

Finding the Fourth Proportional to 166,570.88, 229,864.32 and 91,116.80

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Solution

The fourth proportional to 166,570.88, 229,864.32 and 91,116.80 is: 125,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,570.88 : 229,864.32 = 91,116.80 : x
  2. Step 2: Convert to fraction form
    166,570.88/229,864.32 = 91,116.80/x
  3. Step 3: Cross multiply
    166,570.88x = 229,864.32 × 91,116.80
  4. Step 4: Simplify right side
    166,570.88x = 20,944,501,272.58
  5. Step 5: Solve for x
    x = 20,944,501,272.58/166,570.88
  6. Step 6: Final answer
    x = 125,739.27

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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.