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Finding the Fourth Proportional to 58,594.82, 87,742.09 and 40,558.04

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Solution

The fourth proportional to 58,594.82, 87,742.09 and 40,558.04 is: 60,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,594.82 : 87,742.09 = 40,558.04 : x
  2. Step 2: Convert to fraction form
    58,594.82/87,742.09 = 40,558.04/x
  3. Step 3: Cross multiply
    58,594.82x = 87,742.09 × 40,558.04
  4. Step 4: Simplify right side
    58,594.82x = 3,558,647,155.56
  5. Step 5: Solve for x
    x = 3,558,647,155.56/58,594.82
  6. Step 6: Final answer
    x = 60,733.14

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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.