Home / 120,141.23-180,216.09-41,254.92

Finding the Fourth Proportional to 120,141.23, 180,216.09 and 41,254.92

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Solution

The fourth proportional to 120,141.23, 180,216.09 and 41,254.92 is: 61,883.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,141.23 : 180,216.09 = 41,254.92 : x
  2. Step 2: Convert to fraction form
    120,141.23/180,216.09 = 41,254.92/x
  3. Step 3: Cross multiply
    120,141.23x = 180,216.09 × 41,254.92
  4. Step 4: Simplify right side
    120,141.23x = 7,434,800,375.66
  5. Step 5: Solve for x
    x = 7,434,800,375.66/120,141.23
  6. Step 6: Final answer
    x = 61,883.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.