Home / 76,179.41-114,226.35-52,190.80

Finding the Fourth Proportional to 76,179.41, 114,226.35 and 52,190.80

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Solution

The fourth proportional to 76,179.41, 114,226.35 and 52,190.80 is: 78,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,179.41 : 114,226.35 = 52,190.80 : x
  2. Step 2: Convert to fraction form
    76,179.41/114,226.35 = 52,190.80/x
  3. Step 3: Cross multiply
    76,179.41x = 114,226.35 × 52,190.80
  4. Step 4: Simplify right side
    76,179.41x = 5,961,564,587.58
  5. Step 5: Solve for x
    x = 5,961,564,587.58/76,179.41
  6. Step 6: Final answer
    x = 78,256.90

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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.