Home / 259,212.85-357,591.49-151,716.31

Finding the Fourth Proportional to 259,212.85, 357,591.49 and 151,716.31

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Solution

The fourth proportional to 259,212.85, 357,591.49 and 151,716.31 is: 209,296.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,212.85 : 357,591.49 = 151,716.31 : x
  2. Step 2: Convert to fraction form
    259,212.85/357,591.49 = 151,716.31/x
  3. Step 3: Cross multiply
    259,212.85x = 357,591.49 × 151,716.31
  4. Step 4: Simplify right side
    259,212.85x = 54,252,461,350.20
  5. Step 5: Solve for x
    x = 54,252,461,350.20/259,212.85
  6. Step 6: Final answer
    x = 209,296.96

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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.