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Finding the Fourth Proportional to 58,362.56, 80,535.84 and 34,487.36

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Solution

The fourth proportional to 58,362.56, 80,535.84 and 34,487.36 is: 47,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,362.56 : 80,535.84 = 34,487.36 : x
  2. Step 2: Convert to fraction form
    58,362.56/80,535.84 = 34,487.36/x
  3. Step 3: Cross multiply
    58,362.56x = 80,535.84 × 34,487.36
  4. Step 4: Simplify right side
    58,362.56x = 2,777,468,506.98
  5. Step 5: Solve for x
    x = 2,777,468,506.98/58,362.56
  6. Step 6: Final answer
    x = 47,589.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.