Home / 166,420.28-229,633.44-94,801.70

Finding the Fourth Proportional to 166,420.28, 229,633.44 and 94,801.70

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Solution

The fourth proportional to 166,420.28, 229,633.44 and 94,801.70 is: 130,811.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,420.28 : 229,633.44 = 94,801.70 : x
  2. Step 2: Convert to fraction form
    166,420.28/229,633.44 = 94,801.70/x
  3. Step 3: Cross multiply
    166,420.28x = 229,633.44 × 94,801.70
  4. Step 4: Simplify right side
    166,420.28x = 21,769,640,488.85
  5. Step 5: Solve for x
    x = 21,769,640,488.85/166,420.28
  6. Step 6: Final answer
    x = 130,811.22

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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.