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Finding the Fourth Proportional to 58,591.45, 87,891.28 and 29,001.34

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Solution

The fourth proportional to 58,591.45, 87,891.28 and 29,001.34 is: 43,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,591.45 : 87,891.28 = 29,001.34 : x
  2. Step 2: Convert to fraction form
    58,591.45/87,891.28 = 29,001.34/x
  3. Step 3: Cross multiply
    58,591.45x = 87,891.28 × 29,001.34
  4. Step 4: Simplify right side
    58,591.45x = 2,548,964,931.68
  5. Step 5: Solve for x
    x = 2,548,964,931.68/58,591.45
  6. Step 6: Final answer
    x = 43,504.04

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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.