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Finding the Fourth Proportional to 58,420.46, 87,604.77 and 36,232.94

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Solution

The fourth proportional to 58,420.46, 87,604.77 and 36,232.94 is: 54,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,420.46 : 87,604.77 = 36,232.94 : x
  2. Step 2: Convert to fraction form
    58,420.46/87,604.77 = 36,232.94/x
  3. Step 3: Cross multiply
    58,420.46x = 87,604.77 × 36,232.94
  4. Step 4: Simplify right side
    58,420.46x = 3,174,178,375.12
  5. Step 5: Solve for x
    x = 3,174,178,375.12/58,420.46
  6. Step 6: Final answer
    x = 54,333.33

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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.