Home / 197,082.48-271,973.40-107,658.48

Finding the Fourth Proportional to 197,082.48, 271,973.40 and 107,658.48

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Solution

The fourth proportional to 197,082.48, 271,973.40 and 107,658.48 is: 148,568.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,082.48 : 271,973.40 = 107,658.48 : x
  2. Step 2: Convert to fraction form
    197,082.48/271,973.40 = 107,658.48/x
  3. Step 3: Cross multiply
    197,082.48x = 271,973.40 × 107,658.48
  4. Step 4: Simplify right side
    197,082.48x = 29,280,242,844.43
  5. Step 5: Solve for x
    x = 29,280,242,844.43/197,082.48
  6. Step 6: Final answer
    x = 148,568.47

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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.