Home / 348,546.30-522,892.35-111,912.90

Finding the Fourth Proportional to 348,546.30, 522,892.35 and 111,912.90

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Solution

The fourth proportional to 348,546.30, 522,892.35 and 111,912.90 is: 167,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,546.30 : 522,892.35 = 111,912.90 : x
  2. Step 2: Convert to fraction form
    348,546.30/522,892.35 = 111,912.90/x
  3. Step 3: Cross multiply
    348,546.30x = 522,892.35 × 111,912.90
  4. Step 4: Simplify right side
    348,546.30x = 58,518,399,276.32
  5. Step 5: Solve for x
    x = 58,518,399,276.32/348,546.30
  6. Step 6: Final answer
    x = 167,892.76

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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.