Home / 422,385.14-633,579.84-106,842.35

Finding the Fourth Proportional to 422,385.14, 633,579.84 and 106,842.35

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Solution

The fourth proportional to 422,385.14, 633,579.84 and 106,842.35 is: 160,264.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,385.14 : 633,579.84 = 106,842.35 : x
  2. Step 2: Convert to fraction form
    422,385.14/633,579.84 = 106,842.35/x
  3. Step 3: Cross multiply
    422,385.14x = 633,579.84 × 106,842.35
  4. Step 4: Simplify right side
    422,385.14x = 67,693,155,850.32
  5. Step 5: Solve for x
    x = 67,693,155,850.32/422,385.14
  6. Step 6: Final answer
    x = 160,264.06

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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.