Home / 227,561.10-341,622.45-143,321.10

Finding the Fourth Proportional to 227,561.10, 341,622.45 and 143,321.10

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Solution

The fourth proportional to 227,561.10, 341,622.45 and 143,321.10 is: 215,158.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,561.10 : 341,622.45 = 143,321.10 : x
  2. Step 2: Convert to fraction form
    227,561.10/341,622.45 = 143,321.10/x
  3. Step 3: Cross multiply
    227,561.10x = 341,622.45 × 143,321.10
  4. Step 4: Simplify right side
    227,561.10x = 48,961,705,318.70
  5. Step 5: Solve for x
    x = 48,961,705,318.70/227,561.10
  6. Step 6: Final answer
    x = 215,158.50

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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.