Home / 120,600.41-166,434.12-66,882.22

Finding the Fourth Proportional to 120,600.41, 166,434.12 and 66,882.22

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Solution

The fourth proportional to 120,600.41, 166,434.12 and 66,882.22 is: 92,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,600.41 : 166,434.12 = 66,882.22 : x
  2. Step 2: Convert to fraction form
    120,600.41/166,434.12 = 66,882.22/x
  3. Step 3: Cross multiply
    120,600.41x = 166,434.12 × 66,882.22
  4. Step 4: Simplify right side
    120,600.41x = 11,131,483,059.20
  5. Step 5: Solve for x
    x = 11,131,483,059.20/120,600.41
  6. Step 6: Final answer
    x = 92,300.54

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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.