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Finding the Fourth Proportional to 62,814.83, 94,207.67 and 18,429.67

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Solution

The fourth proportional to 62,814.83, 94,207.67 and 18,429.67 is: 27,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,814.83 : 94,207.67 = 18,429.67 : x
  2. Step 2: Convert to fraction form
    62,814.83/94,207.67 = 18,429.67/x
  3. Step 3: Cross multiply
    62,814.83x = 94,207.67 × 18,429.67
  4. Step 4: Simplify right side
    62,814.83x = 1,736,215,941.90
  5. Step 5: Solve for x
    x = 1,736,215,941.90/62,814.83
  6. Step 6: Final answer
    x = 27,640.22

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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.