Home / 166,382.44-229,613.43-90,935.80

Finding the Fourth Proportional to 166,382.44, 229,613.43 and 90,935.80

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Solution

The fourth proportional to 166,382.44, 229,613.43 and 90,935.80 is: 125,494.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,382.44 : 229,613.43 = 90,935.80 : x
  2. Step 2: Convert to fraction form
    166,382.44/229,613.43 = 90,935.80/x
  3. Step 3: Cross multiply
    166,382.44x = 229,613.43 × 90,935.80
  4. Step 4: Simplify right side
    166,382.44x = 20,880,080,714.77
  5. Step 5: Solve for x
    x = 20,880,080,714.77/166,382.44
  6. Step 6: Final answer
    x = 125,494.50

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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.