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Finding the Fourth Proportional to 230,964.70, 346,398.45 and 97,849.30

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Solution

The fourth proportional to 230,964.70, 346,398.45 and 97,849.30 is: 146,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,964.70 : 346,398.45 = 97,849.30 : x
  2. Step 2: Convert to fraction form
    230,964.70/346,398.45 = 97,849.30/x
  3. Step 3: Cross multiply
    230,964.70x = 346,398.45 × 97,849.30
  4. Step 4: Simplify right side
    230,964.70x = 33,894,845,853.59
  5. Step 5: Solve for x
    x = 33,894,845,853.59/230,964.70
  6. Step 6: Final answer
    x = 146,753.36

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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.