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Finding the Fourth Proportional to 234,567.84, 323,700.10 and 132,589.71

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Solution

The fourth proportional to 234,567.84, 323,700.10 and 132,589.71 is: 182,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,567.84 : 323,700.10 = 132,589.71 : x
  2. Step 2: Convert to fraction form
    234,567.84/323,700.10 = 132,589.71/x
  3. Step 3: Cross multiply
    234,567.84x = 323,700.10 × 132,589.71
  4. Step 4: Simplify right side
    234,567.84x = 42,919,302,385.97
  5. Step 5: Solve for x
    x = 42,919,302,385.97/234,567.84
  6. Step 6: Final answer
    x = 182,971.81

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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.