Home / 119,146.20-178,447.11-56,860.44

Finding the Fourth Proportional to 119,146.20, 178,447.11 and 56,860.44

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Solution

The fourth proportional to 119,146.20, 178,447.11 and 56,860.44 is: 85,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,146.20 : 178,447.11 = 56,860.44 : x
  2. Step 2: Convert to fraction form
    119,146.20/178,447.11 = 56,860.44/x
  3. Step 3: Cross multiply
    119,146.20x = 178,447.11 × 56,860.44
  4. Step 4: Simplify right side
    119,146.20x = 10,146,581,191.33
  5. Step 5: Solve for x
    x = 10,146,581,191.33/119,146.20
  6. Step 6: Final answer
    x = 85,160.76

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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.