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Finding the Fourth Proportional to 234,615.34, 324,036.30 and 159,032.62

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Solution

The fourth proportional to 234,615.34, 324,036.30 and 159,032.62 is: 219,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,615.34 : 324,036.30 = 159,032.62 : x
  2. Step 2: Convert to fraction form
    234,615.34/324,036.30 = 159,032.62/x
  3. Step 3: Cross multiply
    234,615.34x = 324,036.30 × 159,032.62
  4. Step 4: Simplify right side
    234,615.34x = 51,532,341,764.11
  5. Step 5: Solve for x
    x = 51,532,341,764.11/234,615.34
  6. Step 6: Final answer
    x = 219,646.09

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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.