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Finding the Fourth Proportional to 58,535.82, 87,800.64 and 16,418.81

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Solution

The fourth proportional to 58,535.82, 87,800.64 and 16,418.81 is: 24,627.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,535.82 : 87,800.64 = 16,418.81 : x
  2. Step 2: Convert to fraction form
    58,535.82/87,800.64 = 16,418.81/x
  3. Step 3: Cross multiply
    58,535.82x = 87,800.64 × 16,418.81
  4. Step 4: Simplify right side
    58,535.82x = 1,441,581,587.04
  5. Step 5: Solve for x
    x = 1,441,581,587.04/58,535.82
  6. Step 6: Final answer
    x = 24,627.34

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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.