Home / 166,903.41-230,326.85-91,451.91

Finding the Fourth Proportional to 166,903.41, 230,326.85 and 91,451.91

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Solution

The fourth proportional to 166,903.41, 230,326.85 and 91,451.91 is: 126,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,903.41 : 230,326.85 = 91,451.91 : x
  2. Step 2: Convert to fraction form
    166,903.41/230,326.85 = 91,451.91/x
  3. Step 3: Cross multiply
    166,903.41x = 230,326.85 × 91,451.91
  4. Step 4: Simplify right side
    166,903.41x = 21,063,829,899.52
  5. Step 5: Solve for x
    x = 21,063,829,899.52/166,903.41
  6. Step 6: Final answer
    x = 126,203.71

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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.