Home / 196,678.53-271,459.35-125,044.56

Finding the Fourth Proportional to 196,678.53, 271,459.35 and 125,044.56

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Solution

The fourth proportional to 196,678.53, 271,459.35 and 125,044.56 is: 172,588.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,678.53 : 271,459.35 = 125,044.56 : x
  2. Step 2: Convert to fraction form
    196,678.53/271,459.35 = 125,044.56/x
  3. Step 3: Cross multiply
    196,678.53x = 271,459.35 × 125,044.56
  4. Step 4: Simplify right side
    196,678.53x = 33,944,514,978.64
  5. Step 5: Solve for x
    x = 33,944,514,978.64/196,678.53
  6. Step 6: Final answer
    x = 172,588.82

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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.