Home / 196,614.40-271,338.24-107,196.16

Finding the Fourth Proportional to 196,614.40, 271,338.24 and 107,196.16

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Solution

The fourth proportional to 196,614.40, 271,338.24 and 107,196.16 is: 147,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,614.40 : 271,338.24 = 107,196.16 : x
  2. Step 2: Convert to fraction form
    196,614.40/271,338.24 = 107,196.16/x
  3. Step 3: Cross multiply
    196,614.40x = 271,338.24 × 107,196.16
  4. Step 4: Simplify right side
    196,614.40x = 29,086,417,389.16
  5. Step 5: Solve for x
    x = 29,086,417,389.16/196,614.40
  6. Step 6: Final answer
    x = 147,936.35

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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.