Home / 131,024.20-196,244.70-107,696.20

Finding the Fourth Proportional to 131,024.20, 196,244.70 and 107,696.20

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Solution

The fourth proportional to 131,024.20, 196,244.70 and 107,696.20 is: 161,304.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,024.20 : 196,244.70 = 107,696.20 : x
  2. Step 2: Convert to fraction form
    131,024.20/196,244.70 = 107,696.20/x
  3. Step 3: Cross multiply
    131,024.20x = 196,244.70 × 107,696.20
  4. Step 4: Simplify right side
    131,024.20x = 21,134,808,460.14
  5. Step 5: Solve for x
    x = 21,134,808,460.14/131,024.20
  6. Step 6: Final answer
    x = 161,304.62

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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.