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Finding the Fourth Proportional to 33,345.60, 46,021.92 and 19,195.70

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Solution

The fourth proportional to 33,345.60, 46,021.92 and 19,195.70 is: 26,492.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.60 : 46,021.92 = 19,195.70 : x
  2. Step 2: Convert to fraction form
    33,345.60/46,021.92 = 19,195.70/x
  3. Step 3: Cross multiply
    33,345.60x = 46,021.92 × 19,195.70
  4. Step 4: Simplify right side
    33,345.60x = 883,422,969.74
  5. Step 5: Solve for x
    x = 883,422,969.74/33,345.60
  6. Step 6: Final answer
    x = 26,492.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.