Home / 120,341.58-180,529.11-50,204.76

Finding the Fourth Proportional to 120,341.58, 180,529.11 and 50,204.76

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Solution

The fourth proportional to 120,341.58, 180,529.11 and 50,204.76 is: 75,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,341.58 : 180,529.11 = 50,204.76 : x
  2. Step 2: Convert to fraction form
    120,341.58/180,529.11 = 50,204.76/x
  3. Step 3: Cross multiply
    120,341.58x = 180,529.11 × 50,204.76
  4. Step 4: Simplify right side
    120,341.58x = 9,063,420,640.56
  5. Step 5: Solve for x
    x = 9,063,420,640.56/120,341.58
  6. Step 6: Final answer
    x = 75,314.12

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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.