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Finding the Fourth Proportional to 104,417.60, 156,626.40 and 62,945.60

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Solution

The fourth proportional to 104,417.60, 156,626.40 and 62,945.60 is: 94,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,417.60 : 156,626.40 = 62,945.60 : x
  2. Step 2: Convert to fraction form
    104,417.60/156,626.40 = 62,945.60/x
  3. Step 3: Cross multiply
    104,417.60x = 156,626.40 × 62,945.60
  4. Step 4: Simplify right side
    104,417.60x = 9,858,942,723.84
  5. Step 5: Solve for x
    x = 9,858,942,723.84/104,417.60
  6. Step 6: Final answer
    x = 94,418.40

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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.