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Finding the Fourth Proportional to 58,608.23, 87,923.30 and 19,167.48

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Solution

The fourth proportional to 58,608.23, 87,923.30 and 19,167.48 is: 28,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,608.23 : 87,923.30 = 19,167.48 : x
  2. Step 2: Convert to fraction form
    58,608.23/87,923.30 = 19,167.48/x
  3. Step 3: Cross multiply
    58,608.23x = 87,923.30 × 19,167.48
  4. Step 4: Simplify right side
    58,608.23x = 1,685,267,998.45
  5. Step 5: Solve for x
    x = 1,685,267,998.45/58,608.23
  6. Step 6: Final answer
    x = 28,754.80

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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.