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Finding the Fourth Proportional to 58,005.91, 87,025.20 and 22,477.96

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Solution

The fourth proportional to 58,005.91, 87,025.20 and 22,477.96 is: 33,723.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,005.91 : 87,025.20 = 22,477.96 : x
  2. Step 2: Convert to fraction form
    58,005.91/87,025.20 = 22,477.96/x
  3. Step 3: Cross multiply
    58,005.91x = 87,025.20 × 22,477.96
  4. Step 4: Simplify right side
    58,005.91x = 1,956,148,964.59
  5. Step 5: Solve for x
    x = 1,956,148,964.59/58,005.91
  6. Step 6: Final answer
    x = 33,723.27

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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.