Home / 196,623.16-271,343.82-107,199.16

Finding the Fourth Proportional to 196,623.16, 271,343.82 and 107,199.16

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Solution

The fourth proportional to 196,623.16, 271,343.82 and 107,199.16 is: 147,936.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,623.16 : 271,343.82 = 107,199.16 : x
  2. Step 2: Convert to fraction form
    196,623.16/271,343.82 = 107,199.16/x
  3. Step 3: Cross multiply
    196,623.16x = 271,343.82 × 107,199.16
  4. Step 4: Simplify right side
    196,623.16x = 29,087,829,575.19
  5. Step 5: Solve for x
    x = 29,087,829,575.19/196,623.16
  6. Step 6: Final answer
    x = 147,936.94

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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.