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Finding the Fourth Proportional to 39,051.60, 58,404.60 and 32,830.80

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Solution

The fourth proportional to 39,051.60, 58,404.60 and 32,830.80 is: 49,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,051.60 : 58,404.60 = 32,830.80 : x
  2. Step 2: Convert to fraction form
    39,051.60/58,404.60 = 32,830.80/x
  3. Step 3: Cross multiply
    39,051.60x = 58,404.60 × 32,830.80
  4. Step 4: Simplify right side
    39,051.60x = 1,917,469,741.68
  5. Step 5: Solve for x
    x = 1,917,469,741.68/39,051.60
  6. Step 6: Final answer
    x = 49,100.93

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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.