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Finding the Fourth Proportional to 58,969, 88,453.50 and 15,193

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Solution

The fourth proportional to 58,969, 88,453.50 and 15,193 is: 22,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,969 : 88,453.50 = 15,193 : x
  2. Step 2: Convert to fraction form
    58,969/88,453.50 = 15,193/x
  3. Step 3: Cross multiply
    58,969x = 88,453.50 × 15,193
  4. Step 4: Simplify right side
    58,969x = 1,343,874,025.50
  5. Step 5: Solve for x
    x = 1,343,874,025.50/58,969
  6. Step 6: Final answer
    x = 22,789.50

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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.