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Finding the Fourth Proportional to 58,124.50, 87,187.56 and 16,571.50

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Solution

The fourth proportional to 58,124.50, 87,187.56 and 16,571.50 is: 24,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,124.50 : 87,187.56 = 16,571.50 : x
  2. Step 2: Convert to fraction form
    58,124.50/87,187.56 = 16,571.50/x
  3. Step 3: Cross multiply
    58,124.50x = 87,187.56 × 16,571.50
  4. Step 4: Simplify right side
    58,124.50x = 1,444,828,650.54
  5. Step 5: Solve for x
    x = 1,444,828,650.54/58,124.50
  6. Step 6: Final answer
    x = 24,857.48

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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.