Home / 131,410.32-196,933.68-113,836.56

Finding the Fourth Proportional to 131,410.32, 196,933.68 and 113,836.56

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Solution

The fourth proportional to 131,410.32, 196,933.68 and 113,836.56 is: 170,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,410.32 : 196,933.68 = 113,836.56 : x
  2. Step 2: Convert to fraction form
    131,410.32/196,933.68 = 113,836.56/x
  3. Step 3: Cross multiply
    131,410.32x = 196,933.68 × 113,836.56
  4. Step 4: Simplify right side
    131,410.32x = 22,418,252,679.34
  5. Step 5: Solve for x
    x = 22,418,252,679.34/131,410.32
  6. Step 6: Final answer
    x = 170,597.35

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1.5x scale

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.