Home / 242,782.16-335,057.11-140,842.44

Finding the Fourth Proportional to 242,782.16, 335,057.11 and 140,842.44

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Solution

The fourth proportional to 242,782.16, 335,057.11 and 140,842.44 is: 194,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,782.16 : 335,057.11 = 140,842.44 : x
  2. Step 2: Convert to fraction form
    242,782.16/335,057.11 = 140,842.44/x
  3. Step 3: Cross multiply
    242,782.16x = 335,057.11 × 140,842.44
  4. Step 4: Simplify right side
    242,782.16x = 47,190,260,559.64
  5. Step 5: Solve for x
    x = 47,190,260,559.64/242,782.16
  6. Step 6: Final answer
    x = 194,372.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.