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Finding the Fourth Proportional to 110,407.92, 165,503.88 and 43,825.92

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Solution

The fourth proportional to 110,407.92, 165,503.88 and 43,825.92 is: 65,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,407.92 : 165,503.88 = 43,825.92 : x
  2. Step 2: Convert to fraction form
    110,407.92/165,503.88 = 43,825.92/x
  3. Step 3: Cross multiply
    110,407.92x = 165,503.88 × 43,825.92
  4. Step 4: Simplify right side
    110,407.92x = 7,253,359,804.57
  5. Step 5: Solve for x
    x = 7,253,359,804.57/110,407.92
  6. Step 6: Final answer
    x = 65,696.01

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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.