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Finding the Fourth Proportional to 104,262.63, 156,369.96 and 62,154.60

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Solution

The fourth proportional to 104,262.63, 156,369.96 and 62,154.60 is: 93,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,262.63 : 156,369.96 = 62,154.60 : x
  2. Step 2: Convert to fraction form
    104,262.63/156,369.96 = 62,154.60/x
  3. Step 3: Cross multiply
    104,262.63x = 156,369.96 × 62,154.60
  4. Step 4: Simplify right side
    104,262.63x = 9,719,112,315.82
  5. Step 5: Solve for x
    x = 9,719,112,315.82/104,262.63
  6. Step 6: Final answer
    x = 93,217.60

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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.