Home / 271,382.20-407,000.40-93,943.60

Finding the Fourth Proportional to 271,382.20, 407,000.40 and 93,943.60

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Solution

The fourth proportional to 271,382.20, 407,000.40 and 93,943.60 is: 140,890.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,382.20 : 407,000.40 = 93,943.60 : x
  2. Step 2: Convert to fraction form
    271,382.20/407,000.40 = 93,943.60/x
  3. Step 3: Cross multiply
    271,382.20x = 407,000.40 × 93,943.60
  4. Step 4: Simplify right side
    271,382.20x = 38,235,082,777.44
  5. Step 5: Solve for x
    x = 38,235,082,777.44/271,382.20
  6. Step 6: Final answer
    x = 140,890.16

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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.