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Finding the Fourth Proportional to 16,430.60, 24,631.11 and 5,898.14

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Solution

The fourth proportional to 16,430.60, 24,631.11 and 5,898.14 is: 8,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.60 : 24,631.11 = 5,898.14 : x
  2. Step 2: Convert to fraction form
    16,430.60/24,631.11 = 5,898.14/x
  3. Step 3: Cross multiply
    16,430.60x = 24,631.11 × 5,898.14
  4. Step 4: Simplify right side
    16,430.60x = 145,277,735.14
  5. Step 5: Solve for x
    x = 145,277,735.14/16,430.60
  6. Step 6: Final answer
    x = 8,841.90

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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.