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Finding the Fourth Proportional to 58,343.69, 87,507.34 and 33,302.54

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Solution

The fourth proportional to 58,343.69, 87,507.34 and 33,302.54 is: 49,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,343.69 : 87,507.34 = 33,302.54 : x
  2. Step 2: Convert to fraction form
    58,343.69/87,507.34 = 33,302.54/x
  3. Step 3: Cross multiply
    58,343.69x = 87,507.34 × 33,302.54
  4. Step 4: Simplify right side
    58,343.69x = 2,914,216,826.16
  5. Step 5: Solve for x
    x = 2,914,216,826.16/58,343.69
  6. Step 6: Final answer
    x = 49,949.13

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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.