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Finding the Fourth Proportional to 58,503.02, 87,761.82 and 19,049.54

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Solution

The fourth proportional to 58,503.02, 87,761.82 and 19,049.54 is: 28,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,503.02 : 87,761.82 = 19,049.54 : x
  2. Step 2: Convert to fraction form
    58,503.02/87,761.82 = 19,049.54/x
  3. Step 3: Cross multiply
    58,503.02x = 87,761.82 × 19,049.54
  4. Step 4: Simplify right side
    58,503.02x = 1,671,821,861.75
  5. Step 5: Solve for x
    x = 1,671,821,861.75/58,503.02
  6. Step 6: Final answer
    x = 28,576.68

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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.