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Finding the Fourth Proportional to 110,409.92, 165,506.88 and 43,827.92

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Solution

The fourth proportional to 110,409.92, 165,506.88 and 43,827.92 is: 65,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,409.92 : 165,506.88 = 43,827.92 : x
  2. Step 2: Convert to fraction form
    110,409.92/165,506.88 = 43,827.92/x
  3. Step 3: Cross multiply
    110,409.92x = 165,506.88 × 43,827.92
  4. Step 4: Simplify right side
    110,409.92x = 7,253,822,296.09
  5. Step 5: Solve for x
    x = 7,253,822,296.09/110,409.92
  6. Step 6: Final answer
    x = 65,699.01

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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.