Home / 120,673.52-166,526.90-66,957.38

Finding the Fourth Proportional to 120,673.52, 166,526.90 and 66,957.38

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Solution

The fourth proportional to 120,673.52, 166,526.90 and 66,957.38 is: 92,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,673.52 : 166,526.90 = 66,957.38 : x
  2. Step 2: Convert to fraction form
    120,673.52/166,526.90 = 66,957.38/x
  3. Step 3: Cross multiply
    120,673.52x = 166,526.90 × 66,957.38
  4. Step 4: Simplify right side
    120,673.52x = 11,150,204,923.52
  5. Step 5: Solve for x
    x = 11,150,204,923.52/120,673.52
  6. Step 6: Final answer
    x = 92,399.77

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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.