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Finding the Fourth Proportional to 58,116.47, 87,189.33 and 16,563.47

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Solution

The fourth proportional to 58,116.47, 87,189.33 and 16,563.47 is: 24,849.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,116.47 : 87,189.33 = 16,563.47 : x
  2. Step 2: Convert to fraction form
    58,116.47/87,189.33 = 16,563.47/x
  3. Step 3: Cross multiply
    58,116.47x = 87,189.33 × 16,563.47
  4. Step 4: Simplify right side
    58,116.47x = 1,444,157,415.83
  5. Step 5: Solve for x
    x = 1,444,157,415.83/58,116.47
  6. Step 6: Final answer
    x = 24,849.37

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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.