Home / 135,590.25-203,387.11-93,459.03

Finding the Fourth Proportional to 135,590.25, 203,387.11 and 93,459.03

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Solution

The fourth proportional to 135,590.25, 203,387.11 and 93,459.03 is: 140,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,590.25 : 203,387.11 = 93,459.03 : x
  2. Step 2: Convert to fraction form
    135,590.25/203,387.11 = 93,459.03/x
  3. Step 3: Cross multiply
    135,590.25x = 203,387.11 × 93,459.03
  4. Step 4: Simplify right side
    135,590.25x = 19,008,361,961.90
  5. Step 5: Solve for x
    x = 19,008,361,961.90/135,590.25
  6. Step 6: Final answer
    x = 140,189.74

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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.