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Finding the Fourth Proportional to 58,107.96, 87,150.60 and 15,977.24

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Solution

The fourth proportional to 58,107.96, 87,150.60 and 15,977.24 is: 23,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,107.96 : 87,150.60 = 15,977.24 : x
  2. Step 2: Convert to fraction form
    58,107.96/87,150.60 = 15,977.24/x
  3. Step 3: Cross multiply
    58,107.96x = 87,150.60 × 15,977.24
  4. Step 4: Simplify right side
    58,107.96x = 1,392,425,616.59
  5. Step 5: Solve for x
    x = 1,392,425,616.59/58,107.96
  6. Step 6: Final answer
    x = 23,962.73

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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.