Home / 259,213.85-357,592.87-151,717.31

Finding the Fourth Proportional to 259,213.85, 357,592.87 and 151,717.31

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Solution

The fourth proportional to 259,213.85, 357,592.87 and 151,717.31 is: 209,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,213.85 : 357,592.87 = 151,717.31 : x
  2. Step 2: Convert to fraction form
    259,213.85/357,592.87 = 151,717.31/x
  3. Step 3: Cross multiply
    259,213.85x = 357,592.87 × 151,717.31
  4. Step 4: Simplify right side
    259,213.85x = 54,253,028,311.58
  5. Step 5: Solve for x
    x = 54,253,028,311.58/259,213.85
  6. Step 6: Final answer
    x = 209,298.34

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1.5x scale

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.