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Finding the Fourth Proportional to 58,410.55, 87,614.56 and 16,289.51

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Solution

The fourth proportional to 58,410.55, 87,614.56 and 16,289.51 is: 24,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,410.55 : 87,614.56 = 16,289.51 : x
  2. Step 2: Convert to fraction form
    58,410.55/87,614.56 = 16,289.51/x
  3. Step 3: Cross multiply
    58,410.55x = 87,614.56 × 16,289.51
  4. Step 4: Simplify right side
    58,410.55x = 1,427,198,251.27
  5. Step 5: Solve for x
    x = 1,427,198,251.27/58,410.55
  6. Step 6: Final answer
    x = 24,433.91

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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.