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Finding the Fourth Proportional to 74,654.60, 112,027.74 and 29,668.10

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Solution

The fourth proportional to 74,654.60, 112,027.74 and 29,668.10 is: 44,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,654.60 : 112,027.74 = 29,668.10 : x
  2. Step 2: Convert to fraction form
    74,654.60/112,027.74 = 29,668.10/x
  3. Step 3: Cross multiply
    74,654.60x = 112,027.74 × 29,668.10
  4. Step 4: Simplify right side
    74,654.60x = 3,323,650,193.09
  5. Step 5: Solve for x
    x = 3,323,650,193.09/74,654.60
  6. Step 6: Final answer
    x = 44,520.37

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1.5x scale

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.