Home / 120,374.96-180,562.22-36,135.04

Finding the Fourth Proportional to 120,374.96, 180,562.22 and 36,135.04

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Solution

The fourth proportional to 120,374.96, 180,562.22 and 36,135.04 is: 54,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,374.96 : 180,562.22 = 36,135.04 : x
  2. Step 2: Convert to fraction form
    120,374.96/180,562.22 = 36,135.04/x
  3. Step 3: Cross multiply
    120,374.96x = 180,562.22 × 36,135.04
  4. Step 4: Simplify right side
    120,374.96x = 6,524,623,042.19
  5. Step 5: Solve for x
    x = 6,524,623,042.19/120,374.96
  6. Step 6: Final answer
    x = 54,202.49

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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.